CVE-2025-54982
CRITICAL EPSS 28.6%
Published Aug 5, 202510mo ago · Modified Jun 17, 20261w ago
9.6 CVSS 3.1
Published Aug 5, 2025 10mo ago
Last Modified Jun 17, 2026 1w ago
Description
An improper verification of cryptographic signature in Zscaler's SAML authentication mechanism on the server-side allowed an authentication abuse.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Changed
Confidentiality High
Integrity High
Availability None
Threat Intelligence
EPSS Exploit Probability
28.6% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available
Weaknesses 1
CWE-347
References 1
- help.zscaler.com https://help.zscaler.com/zia/about-identity-providers
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.