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CVE-2022-41912

33
FAUCET Score

CVE-2022-41912 is a critical authentication bypass vulnerability affecting the crewjam/saml Go library prior to version 0.4.9. This flaw allows attackers to bypass authentication by crafting SAML responses with multiple Assertion elements. With a CVSS score of 9.8, it presents a severe risk, enabling full compromise of confidentiality, integrity, and availability without user interaction or complex attack conditions. While there are no known active exploits or public exploit code, the vulnerability has garnered significant community discussion, indicating awareness and potential for future exploitation.

Impacted Technologies

VendorProductVersion(s)CPE
< 0.4.9CPE matchmatch criteria
cpe:2.3:a:saml_project:saml:*:*:*:*:*:go:*:*

CVSS Data

CVSS version used by this source: 3.1

9.1CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
5.2
CvssVersion
3.1

Exploit Intelligence

EPSS Score
2.18%
Probability of exploitation in next 30 days
EPSS Percentile
80.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0218 is in the 70th percentile among its peer group of 36,862 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (8)

github_advisorypatch availablevia nvd_reference
View patch
gopatch availablevia ghsa
Product: github.com/crewjam/samlFixed in: 0.4.9
redhatpatch availablevia redhat_api
Product: Red Hat OpenShift Container Platform 4.10Fixed in: openshift4/ose-grafana:v4.10.0-202301040925.p0.gca476d4.assembly.stream
View patch
redhatpatch availablevia redhat_api
Product: Red Hat OpenShift Container Platform 4.8Fixed in: openshift4/ose-grafana:v4.8.0-202301100925.p0.g7156d02.assembly.stream
View patch
redhatpatch availablevia redhat_api
Product: Red Hat OpenShift Container Platform 4.9Fixed in: openshift4/ose-grafana:v4.9.0-202301301454.p0.g06135eb.assembly.stream
View patch
redhatpatch availablevia redhat_api
Product: Red Hat OpenShift Container Platform 4.11Fixed in: openshift4/ose-grafana:v4.11.0-202212190555.p0.gbc05ec1.assembly.stream
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Ceph Storage 6.1Fixed in: rhceph/rhceph-6-dashboard-rhel9:6-75
View patch
redhatno patchvia redhat_api
Product: Red Hat Advanced Cluster Management for Kubernetes 2Fixed in: rhacm2/acm-grafana-rhel8

Vendor Advisories (2)

goGHSA-j2jp-wvqg-wc2gcritical

crewjam/saml vulnerable to signature bypass via multiple Assertion elements due to improper authentication

Nov 29, 2022
redhatCVE-2022-41912Critical

crewjam/saml: Authentication bypass when processing SAML responses containing multiple Assertion elements

Nov 28, 2022

References

packetstormsecurity.com / files/170356/crewjam-saml-Signature-Bypass.html
Third Party AdvisoryVDB Entry
github.com / crewjam/saml/commit/aee3fb1edeeaf1088fcb458727e0fd863d277f8b
PatchThird Party Advisory
github.com / crewjam/saml/security/advisories/GHSA-j2jp-wvqg-wc2g
Third Party Advisory