CVE-2022-41912: The crewjam/saml go library prior to version 0.4.9 is vulnerable to an authentication bypass when processing S

Q: How do I fix CVE-2022-41912?

saml: upgrade to 0.4.9. Exact commands for each OS are on this page.

Q: Is CVE-2022-41912 being exploited?

CVE-2022-41912 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2022-41912 affect?

CVE-2022-41912 affects saml. Severity is critical (CVSS 9.1). The crewjam/saml go library prior to version 0.4.9 is vulnerable to an authentication bypass when processing SAML responses containing multiple Assertion elements. This issue has been corrected in version 0.4.9. There are no workarounds oth

Q: How urgent is CVE-2022-41912?

Priority 58/100. Critical severity; Remotely exploitable, no login, no user action

This month

CRITICAL 9.1REMOTEUPGRADE

CVE-2022-41912 is a critical-severity flaw (CVSS 9.1) affecting saml. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The crewjam/saml go library prior to version 0.4.9 is vulnerable to an authentication bypass when processing SAML responses containing multiple Assertion elements. This issue has been corrected in version 0.4.9. There are no workarounds other than upgrading to a fixed version.

Why this priority

Critical severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.1 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	2.3% (top 17%)
CISA exploited list	No
Weakness	CWE-287
Published	2022-11-28
Last modified	2026-06-17

Publisher (CNA): GitHub, Inc. · Vendor: saml project

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2022-11-28 15:15 UTCPublished CVE record published
2026-06-17 05:04 UTCUpdated Record last modified

saml project saml UPGRADE

Affected: < 0.4.9

Fixed in: 0.4.9

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy saml || rpm -q saml || saml --version

2. UPGRADE to 0.4.9 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade saml

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade saml

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2022-41912?

saml: upgrade to 0.4.9. Exact commands for each OS are on this page.

Is CVE-2022-41912 being exploited?

CVE-2022-41912 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2022-41912 affect?

CVE-2022-41912 affects saml. Severity is critical (CVSS 9.1). The crewjam/saml go library prior to version 0.4.9 is vulnerable to an authentication bypass when processing SAML responses containing multiple Assertion elements. This issue has been corrected in version 0.4.9. There are no workarounds oth

How urgent is CVE-2022-41912?

Priority 58/100. Critical severity; Remotely exploitable, no login, no user action

Related CVEs

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CVE-2023-25957 CRITICAL 9.1 UPGRADE A vulnerability has been identified in Mendix SAML (Mendix 7 compatible) (All versions >= V1.16.4 < V1.17.3),
CVE-2025-64131 HIGH 7.5 UPGRADE Jenkins SAML Plugin 4.583.vc68232f7018a_ and earlier does not implement a replay cache, allowing attackers abl
CVE-2022-45597 CRITICAL 9.8 DOWNGRADE ComponentSpace.Saml2 4.4.0 Missing SSL Certificate Validation
CVE-2023-45683 HIGH 7.1 UPGRADE github.com/crewjam/saml is a saml library for the go language

References

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