PT-2026-22980 · Cisco · Secure Ftd+1

Kyle Ossinger · Published 2026-03-04 · Updated 2026-03-04 · CVE-2026-20101

Positive Technologies (AI Summary)

CVSS v3.1

8.6

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions Cisco Secure Firewall ASA Software and Secure FTD Software (affected versions not specified)

Description A flaw exists in the SAML 2.0 single sign-on (SSO) feature that could allow a remote, unauthenticated attacker to cause the device to reload unexpectedly, leading to a denial-of-service (DoS) condition. This is due to insufficient error checking when processing SAML messages. An attacker could exploit this by sending crafted SAML messages to the SAML service.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

DoS

Use of Insufficiently Random Values

Weakness Enumeration

CWE-330

Related Identifiers

CVE-2026-20101

Affected Products

Cisco Secure Firewall Asa

Secure Ftd

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2026-20101 · Security Note
• https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asaftd-vpn-m9sx6MbC · Vendor Advisory
• https://twitter.com/CveFindCom/status/2029266520937783311 · Twitter Post
• https://t.me/CVEtracker/46334 · Telegram Post
• https://twitter.com/CVEnew/status/2029272808111378792 · Twitter Post
• https://twitter.com/TheHackerWire/status/2029262604087263731 · Twitter Post