GHSA-cvp8-5r8g-fhvq: omniauth-saml

omniauth-saml vulnerable to Improper Verification of Cryptographic Signature

CVSS 10.0 CriticalCritical

Critical, because:

CVSS score 10.0: 9.0 or more.

Published by the GitHub Advisory Database at 11 Sept 2024, 21:08 UTC. agentprime has not analysed this yet, so whether it affects any app is not known.

Package	Ecosystem	Affected	Fixed in
omniauth-saml	RubyGems	>=2.0.0, <2.1.2 \|\| <1.10.5 \|\| >=2.2.0, <2.2.1	2.1.2, 1.10.5, 2.2.1

Identifiers

GHSA-cvp8-5r8g-fhvq

Weakness (CWE)

CWE-347

Not analysed yet

We haven’t published our analysis of this Advisory yet. Once a person has reviewed it, this page will say what’s vulnerable, what has to be true for your app to be affected, and how to check.

Severity and exploitation

Score	Rating	CVSS	Vector	Source
10.0	Critical	3.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N	GitHub Advisory Database

CISA KEV Not listed.
EPSS No score.

Timeline

31 Oct 2026, 15:16 UTC First seen by agentprime
31 Oct 2026, 15:16 UTC Confirmed by OSV

Sources

Facts on this page come from the GitHub Advisory Database (CC-BY 4.0), OSV and the other sources listed, as published. We don’t reproduce full advisory descriptions, which can contain exploit code.