Talos Rules 2026-07-07
This release adds and modifies rules in several categories.

Talos has added and modified multiple rules in the file-pdf, os-other and server-other rule sets to provide coverage for emerging threats from these technologies.

For information about Snort Subscriber Rulesets available for purchase, please visit the Snort product page.

Change logs

29200

2026-07-07 13:48:09 UTC

Snort Subscriber Rules Update

Date: 2026-07-07

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 2092000.

The format of the file is:

gid:sid <-> Default rule state <-> Message (rule group)

New Rules:


 * 1:66711 <-> DISABLED <-> SERVER-OTHER ISC BIND DHCP client DNAME resource record parsing denial of service attempt (server-other.rules)
 * 3:66712 <-> ENABLED <-> FILE-PDF TRUFFLEHUNTER TALOS-2026-2446 attack attempt (file-pdf.rules)
 * 3:66713 <-> ENABLED <-> FILE-PDF TRUFFLEHUNTER TALOS-2026-2446 attack attempt (file-pdf.rules)

Modified Rules:


 * 1:59052 <-> DISABLED <-> OS-WINDOWS Microsoft Windows AD DS potential elevation of privilege attempt (os-windows.rules)
 * 3:64088 <-> ENABLED <-> OS-OTHER TRUFFLEHUNTER TALOS-2024-2081 attack attempt (os-other.rules)
 * 3:64087 <-> ENABLED <-> OS-OTHER TRUFFLEHUNTER TALOS-2024-2081 attack attempt (os-other.rules)

29181

2026-07-07 13:48:09 UTC

Snort Subscriber Rules Update

Date: 2026-07-07

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 2091801.

The format of the file is:

gid:sid <-> Default rule state <-> Message (rule group)

New Rules:


 * 1:66711 <-> DISABLED <-> SERVER-OTHER ISC BIND DHCP client DNAME resource record parsing denial of service attempt (server-other.rules)
 * 3:66712 <-> ENABLED <-> FILE-PDF TRUFFLEHUNTER TALOS-2026-2446 attack attempt (file-pdf.rules)
 * 3:66713 <-> ENABLED <-> FILE-PDF TRUFFLEHUNTER TALOS-2026-2446 attack attempt (file-pdf.rules)

Modified Rules:


 * 1:59052 <-> DISABLED <-> OS-WINDOWS Microsoft Windows AD DS potential elevation of privilege attempt (os-windows.rules)
 * 3:64088 <-> ENABLED <-> OS-OTHER TRUFFLEHUNTER TALOS-2024-2081 attack attempt (os-other.rules)
 * 3:64087 <-> ENABLED <-> OS-OTHER TRUFFLEHUNTER TALOS-2024-2081 attack attempt (os-other.rules)

29171

2026-07-07 13:48:09 UTC

Snort Subscriber Rules Update

Date: 2026-07-07

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 2091701.

The format of the file is:

gid:sid <-> Default rule state <-> Message (rule group)

New Rules:


 * 1:66711 <-> DISABLED <-> SERVER-OTHER ISC BIND DHCP client DNAME resource record parsing denial of service attempt (server-other.rules)
 * 3:66712 <-> ENABLED <-> FILE-PDF TRUFFLEHUNTER TALOS-2026-2446 attack attempt (file-pdf.rules)
 * 3:66713 <-> ENABLED <-> FILE-PDF TRUFFLEHUNTER TALOS-2026-2446 attack attempt (file-pdf.rules)

Modified Rules:


 * 1:59052 <-> DISABLED <-> OS-WINDOWS Microsoft Windows AD DS potential elevation of privilege attempt (os-windows.rules)
 * 3:64088 <-> ENABLED <-> OS-OTHER TRUFFLEHUNTER TALOS-2024-2081 attack attempt (os-other.rules)
 * 3:64087 <-> ENABLED <-> OS-OTHER TRUFFLEHUNTER TALOS-2024-2081 attack attempt (os-other.rules)

3200

2026-07-07 13:50:43 UTC

Snort Subscriber Rules Update

Date: 2026-07-06-001

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 3.2.0.0.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:66711 <-> SERVER-OTHER ISC BIND DHCP client DNAME resource record parsing denial of service attempt
* 3:66712 <-> FILE-PDF TRUFFLEHUNTER TALOS-2026-2446 attack attempt
* 3:66713 <-> FILE-PDF TRUFFLEHUNTER TALOS-2026-2446 attack attempt

Modified Rules:

* 1:59052 <-> OS-WINDOWS Microsoft Windows AD DS potential elevation of privilege attempt
* 3:64087 <-> OS-OTHER TRUFFLEHUNTER TALOS-2024-2081 attack attempt
* 3:64088 <-> OS-OTHER TRUFFLEHUNTER TALOS-2024-2081 attack attempt

3351

2026-07-07 13:50:43 UTC

Snort Subscriber Rules Update

Date: 2026-07-06-001

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 3.3.5.1.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:66711 <-> SERVER-OTHER ISC BIND DHCP client DNAME resource record parsing denial of service attempt
* 3:66712 <-> FILE-PDF TRUFFLEHUNTER TALOS-2026-2446 attack attempt
* 3:66713 <-> FILE-PDF TRUFFLEHUNTER TALOS-2026-2446 attack attempt

Modified Rules:

* 1:59052 <-> OS-WINDOWS Microsoft Windows AD DS potential elevation of privilege attempt
* 3:64087 <-> OS-OTHER TRUFFLEHUNTER TALOS-2024-2081 attack attempt
* 3:64088 <-> OS-OTHER TRUFFLEHUNTER TALOS-2024-2081 attack attempt

3360

2026-07-07 13:50:43 UTC

Snort Subscriber Rules Update

Date: 2026-07-06-001

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 3.3.6.0.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:66711 <-> SERVER-OTHER ISC BIND DHCP client DNAME resource record parsing denial of service attempt
* 3:66712 <-> FILE-PDF TRUFFLEHUNTER TALOS-2026-2446 attack attempt
* 3:66713 <-> FILE-PDF TRUFFLEHUNTER TALOS-2026-2446 attack attempt

Modified Rules:

* 1:59052 <-> OS-WINDOWS Microsoft Windows AD DS potential elevation of privilege attempt
* 3:64087 <-> OS-OTHER TRUFFLEHUNTER TALOS-2024-2081 attack attempt
* 3:64088 <-> OS-OTHER TRUFFLEHUNTER TALOS-2024-2081 attack attempt

3370

2026-07-07 13:50:43 UTC

Snort Subscriber Rules Update

Date: 2026-07-06-001

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 3.3.7.0.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:66711 <-> SERVER-OTHER ISC BIND DHCP client DNAME resource record parsing denial of service attempt
* 3:66712 <-> FILE-PDF TRUFFLEHUNTER TALOS-2026-2446 attack attempt
* 3:66713 <-> FILE-PDF TRUFFLEHUNTER TALOS-2026-2446 attack attempt

Modified Rules:

* 1:59052 <-> OS-WINDOWS Microsoft Windows AD DS potential elevation of privilege attempt
* 3:64087 <-> OS-OTHER TRUFFLEHUNTER TALOS-2024-2081 attack attempt
* 3:64088 <-> OS-OTHER TRUFFLEHUNTER TALOS-2024-2081 attack attempt

3700

2026-07-07 13:50:43 UTC

Snort Subscriber Rules Update

Date: 2026-07-06-001

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 3.7.0.0.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:66711 <-> SERVER-OTHER ISC BIND DHCP client DNAME resource record parsing denial of service attempt
* 3:66712 <-> FILE-PDF TRUFFLEHUNTER TALOS-2026-2446 attack attempt
* 3:66713 <-> FILE-PDF TRUFFLEHUNTER TALOS-2026-2446 attack attempt

Modified Rules:

* 1:59052 <-> OS-WINDOWS Microsoft Windows AD DS potential elevation of privilege attempt
* 3:64087 <-> OS-OTHER TRUFFLEHUNTER TALOS-2024-2081 attack attempt
* 3:64088 <-> OS-OTHER TRUFFLEHUNTER TALOS-2024-2081 attack attempt

3900

2026-07-07 13:50:43 UTC

Snort Subscriber Rules Update

Date: 2026-07-06-001

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 3.9.0.0.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:66711 <-> SERVER-OTHER ISC BIND DHCP client DNAME resource record parsing denial of service attempt
* 3:66712 <-> FILE-PDF TRUFFLEHUNTER TALOS-2026-2446 attack attempt
* 3:66713 <-> FILE-PDF TRUFFLEHUNTER TALOS-2026-2446 attack attempt

Modified Rules:

* 1:59052 <-> OS-WINDOWS Microsoft Windows AD DS potential elevation of privilege attempt
* 3:64087 <-> OS-OTHER TRUFFLEHUNTER TALOS-2024-2081 attack attempt
* 3:64088 <-> OS-OTHER TRUFFLEHUNTER TALOS-2024-2081 attack attempt

31110

2026-07-07 13:50:43 UTC

Snort Subscriber Rules Update

Date: 2026-07-06-001

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 3.1.11.0.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:66711 <-> SERVER-OTHER ISC BIND DHCP client DNAME resource record parsing denial of service attempt
* 3:66712 <-> FILE-PDF TRUFFLEHUNTER TALOS-2026-2446 attack attempt
* 3:66713 <-> FILE-PDF TRUFFLEHUNTER TALOS-2026-2446 attack attempt

Modified Rules:

* 1:59052 <-> OS-WINDOWS Microsoft Windows AD DS potential elevation of privilege attempt
* 3:64087 <-> OS-OTHER TRUFFLEHUNTER TALOS-2024-2081 attack attempt
* 3:64088 <-> OS-OTHER TRUFFLEHUNTER TALOS-2024-2081 attack attempt

31150

2026-07-07 13:50:43 UTC

Snort Subscriber Rules Update

Date: 2026-07-06-001

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 3.1.15.0.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:66711 <-> SERVER-OTHER ISC BIND DHCP client DNAME resource record parsing denial of service attempt
* 3:66712 <-> FILE-PDF TRUFFLEHUNTER TALOS-2026-2446 attack attempt
* 3:66713 <-> FILE-PDF TRUFFLEHUNTER TALOS-2026-2446 attack attempt

Modified Rules:

* 1:59052 <-> OS-WINDOWS Microsoft Windows AD DS potential elevation of privilege attempt
* 3:64087 <-> OS-OTHER TRUFFLEHUNTER TALOS-2024-2081 attack attempt
* 3:64088 <-> OS-OTHER TRUFFLEHUNTER TALOS-2024-2081 attack attempt

31180

2026-07-07 13:50:43 UTC

Snort Subscriber Rules Update

Date: 2026-07-06-001

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 3.1.18.0.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:66711 <-> SERVER-OTHER ISC BIND DHCP client DNAME resource record parsing denial of service attempt
* 3:66712 <-> FILE-PDF TRUFFLEHUNTER TALOS-2026-2446 attack attempt
* 3:66713 <-> FILE-PDF TRUFFLEHUNTER TALOS-2026-2446 attack attempt

Modified Rules:

* 1:59052 <-> OS-WINDOWS Microsoft Windows AD DS potential elevation of privilege attempt
* 3:64087 <-> OS-OTHER TRUFFLEHUNTER TALOS-2024-2081 attack attempt
* 3:64088 <-> OS-OTHER TRUFFLEHUNTER TALOS-2024-2081 attack attempt

31200

2026-07-07 13:50:43 UTC

Snort Subscriber Rules Update

Date: 2026-07-06-001

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 3.12.0.0.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:66711 <-> SERVER-OTHER ISC BIND DHCP client DNAME resource record parsing denial of service attempt
* 3:66712 <-> FILE-PDF TRUFFLEHUNTER TALOS-2026-2446 attack attempt
* 3:66713 <-> FILE-PDF TRUFFLEHUNTER TALOS-2026-2446 attack attempt

Modified Rules:

* 1:59052 <-> OS-WINDOWS Microsoft Windows AD DS potential elevation of privilege attempt
* 3:64087 <-> OS-OTHER TRUFFLEHUNTER TALOS-2024-2081 attack attempt
* 3:64088 <-> OS-OTHER TRUFFLEHUNTER TALOS-2024-2081 attack attempt

31210

2026-07-07 13:50:43 UTC

Snort Subscriber Rules Update

Date: 2026-07-06-001

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 3.1.21.0.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:66711 <-> SERVER-OTHER ISC BIND DHCP client DNAME resource record parsing denial of service attempt
* 3:66712 <-> FILE-PDF TRUFFLEHUNTER TALOS-2026-2446 attack attempt
* 3:66713 <-> FILE-PDF TRUFFLEHUNTER TALOS-2026-2446 attack attempt

Modified Rules:

* 1:59052 <-> OS-WINDOWS Microsoft Windows AD DS potential elevation of privilege attempt
* 3:64087 <-> OS-OTHER TRUFFLEHUNTER TALOS-2024-2081 attack attempt
* 3:64088 <-> OS-OTHER TRUFFLEHUNTER TALOS-2024-2081 attack attempt

31350

2026-07-07 13:50:43 UTC

Snort Subscriber Rules Update

Date: 2026-07-06-001

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 3.1.35.0.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:66711 <-> SERVER-OTHER ISC BIND DHCP client DNAME resource record parsing denial of service attempt
* 3:66712 <-> FILE-PDF TRUFFLEHUNTER TALOS-2026-2446 attack attempt
* 3:66713 <-> FILE-PDF TRUFFLEHUNTER TALOS-2026-2446 attack attempt

Modified Rules:

* 1:59052 <-> OS-WINDOWS Microsoft Windows AD DS potential elevation of privilege attempt
* 3:64087 <-> OS-OTHER TRUFFLEHUNTER TALOS-2024-2081 attack attempt
* 3:64088 <-> OS-OTHER TRUFFLEHUNTER TALOS-2024-2081 attack attempt

31440

2026-07-07 13:50:43 UTC

Snort Subscriber Rules Update

Date: 2026-07-06-001

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 3.1.44.0.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:66711 <-> SERVER-OTHER ISC BIND DHCP client DNAME resource record parsing denial of service attempt
* 3:66712 <-> FILE-PDF TRUFFLEHUNTER TALOS-2026-2446 attack attempt
* 3:66713 <-> FILE-PDF TRUFFLEHUNTER TALOS-2026-2446 attack attempt

Modified Rules:

* 1:59052 <-> OS-WINDOWS Microsoft Windows AD DS potential elevation of privilege attempt
* 3:64087 <-> OS-OTHER TRUFFLEHUNTER TALOS-2024-2081 attack attempt
* 3:64088 <-> OS-OTHER TRUFFLEHUNTER TALOS-2024-2081 attack attempt

31470

2026-07-07 13:50:43 UTC

Snort Subscriber Rules Update

Date: 2026-07-06-001

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 3.1.47.0.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:66711 <-> SERVER-OTHER ISC BIND DHCP client DNAME resource record parsing denial of service attempt
* 3:66712 <-> FILE-PDF TRUFFLEHUNTER TALOS-2026-2446 attack attempt
* 3:66713 <-> FILE-PDF TRUFFLEHUNTER TALOS-2026-2446 attack attempt

Modified Rules:

* 1:59052 <-> OS-WINDOWS Microsoft Windows AD DS potential elevation of privilege attempt
* 3:64087 <-> OS-OTHER TRUFFLEHUNTER TALOS-2024-2081 attack attempt
* 3:64088 <-> OS-OTHER TRUFFLEHUNTER TALOS-2024-2081 attack attempt

31100

2026-07-07 13:50:43 UTC

Snort Subscriber Rules Update

Date: 2026-07-06-001

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 3.11.0.0.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:66711 <-> SERVER-OTHER ISC BIND DHCP client DNAME resource record parsing denial of service attempt
* 3:66712 <-> FILE-PDF TRUFFLEHUNTER TALOS-2026-2446 attack attempt
* 3:66713 <-> FILE-PDF TRUFFLEHUNTER TALOS-2026-2446 attack attempt

Modified Rules:

* 1:59052 <-> OS-WINDOWS Microsoft Windows AD DS potential elevation of privilege attempt
* 3:64087 <-> OS-OTHER TRUFFLEHUNTER TALOS-2024-2081 attack attempt
* 3:64088 <-> OS-OTHER TRUFFLEHUNTER TALOS-2024-2081 attack attempt

31200

2026-07-07 13:50:43 UTC

Snort Subscriber Rules Update

Date: 2026-07-06-001

This is the complete list of rules modified and added in the Cisco Talos Certified rule pack for Snort version 3.12.0.0.

The format of the file is:

gid:sid <-> Message

New Rules:

* 1:66711 <-> SERVER-OTHER ISC BIND DHCP client DNAME resource record parsing denial of service attempt
* 3:66712 <-> FILE-PDF TRUFFLEHUNTER TALOS-2026-2446 attack attempt
* 3:66713 <-> FILE-PDF TRUFFLEHUNTER TALOS-2026-2446 attack attempt

Modified Rules:

* 1:59052 <-> OS-WINDOWS Microsoft Windows AD DS potential elevation of privilege attempt
* 3:64087 <-> OS-OTHER TRUFFLEHUNTER TALOS-2024-2081 attack attempt
* 3:64088 <-> OS-OTHER TRUFFLEHUNTER TALOS-2024-2081 attack attempt