How many Zscaler Authentication Server CVEs are in CISA KEV?

None of Zscaler Authentication Server's CVEs are currently listed in CISA's Known Exploited Vulnerabilities catalog.

Which versions of Zscaler Authentication Server are affected?

2 distinct Zscaler Authentication Server versions are named across its CVEs. Use the version filter above to see the CVEs affecting a specific version.

What are the most common weakness types in Zscaler Authentication Server CVEs?

Zscaler Authentication Server's CVEs most often map to these CWE weakness types: CWE-347 (Improper Verification of Cryptographic Signature).

How many critical Zscaler Authentication Server vulnerabilities are there?

Zscaler Authentication Server has 1 critical and 0 high-severity CVEs.

What is the average severity of Zscaler Authentication Server CVEs?

The average CVSS base score across Zscaler Authentication Server's scored CVEs is 9.6.

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Zscaler

1 CVEs

Zscaler Authentication Server Vulnerabilities

Name: Zscaler Authentication Server vulnerability dataset (CVEs)
Creator: RadicalNotion.AI
License: https://creativecommons.org/licenses/by-nc/4.0/

CVE security advisories and vulnerability history for Authentication Server by Zscaler.

1

Total CVEs

Published

0

In CISA KEV

Exploited in the wild

0

Public exploits

PoC or exploit code

9.6

Avg CVSS

2025–2025

Last updated August 5, 2025

Overview

Zscaler Authentication Server has 1 published CVE records since 2025, of which 0 are in CISA's Known Exploited Vulnerabilities catalog and 0 have a known public exploit. The average CVSS base score across scored CVEs is 9.6.

Severity and exploitation

How the CVSS severity of Zscaler Authentication Server's CVEs breaks down, plus how many are exploited in the wild or have public exploit code.

Critical1

High0

Medium0

Low0

In CISA’s Known Exploited Vulnerabilities catalog

0

None of Zscaler Authentication Server's CVEs are currently listed in CISA's KEV catalog.

Public exploits

0

No Zscaler Authentication Server CVEs currently have a tracked public exploit.

Affected versions and CVEs

Browse every Zscaler Authentication Server version named in a CVE, then pick one to see only the CVEs that affect it.

Version ranges

< 6.2r1 CVE

Fixed in

6.2r1 CVE

Find a version

1 CVE

Sort

SAML 2.0 Public Key Validation Issue
CVE-2025-54982
Patch
CWE-347
Critical · CVSS 9.6
EPSS 0.4% (32th pct)2025-08-05

Common weakness types

The CWE weakness categories most often found in Zscaler Authentication Server CVEs. Follow any weakness for its full explanation.

CWE-347Improper Verification of Cryptographic Signature1 CVE

Other Zscaler products

Browse vulnerabilities for other products by Zscaler.

Client Connector50 CVEs zscaler internet access admin portal3 CVEs ZIA Admin UI2 CVEs Zscaler Client Connector2 CVEs secure internet and saas access1 CVEs ZIA1 CVEs ZIA Admin Portal1 CVEs ZIA File Type Control1 CVEs

All Zscaler vulnerabilities

Frequently asked questions

Common questions about Zscaler Authentication Server vulnerabilities.

How many CVEs does Zscaler Authentication Server have?: Zscaler Authentication Server has 1 published CVE records since 2025.
How many Zscaler Authentication Server CVEs are in CISA KEV?: None of Zscaler Authentication Server's CVEs are currently listed in CISA's Known Exploited Vulnerabilities catalog.
Are there public exploits for Zscaler Authentication Server vulnerabilities?: No Zscaler Authentication Server CVEs currently have a tracked public exploit in this dataset.
Which versions of Zscaler Authentication Server are affected?: 2 distinct Zscaler Authentication Server versions are named across its CVEs. Use the version filter above to see the CVEs affecting a specific version.
What are the most common weakness types in Zscaler Authentication Server CVEs?: Zscaler Authentication Server's CVEs most often map to these CWE weakness types: CWE-347 (Improper Verification of Cryptographic Signature).
How many critical Zscaler Authentication Server vulnerabilities are there?: Zscaler Authentication Server has 1 critical and 0 high-severity CVEs.
What is the average severity of Zscaler Authentication Server CVEs?: The average CVSS base score across Zscaler Authentication Server's scored CVEs is 9.6.

References

Vulnerability data is sourced from the CVE Program; severity, KEV, and exploit signals are aggregated by RadicalNotion.AI.

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