CVE-2026-109359

Contrast 1.8.0 before 1.24.1 Mesh CA Key Cross-Manifest Exposure via Peer Recovery

State: Published
Severity: 8.7 High
Published: Oct 12, 2026
Updated: Oct 13, 2026
Reserved: Oct 12, 2026

Description

Contrast 1.8.0 before 1.24.1 contains an improper verification vulnerability in Coordinator peer recovery that fails to confirm the serving peer uses the same manifest generation. Attackers with write access to manifest history can replay a superseded history head so withdrawn workloads obtain trusted mesh certificates, or with the secret seed disclose the Mesh CA key.

Scores

CVSS	Score	Vector	Source
4.0	8.7 High	CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N	VulnCheck
3.1	7.7 High	CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:N	VulnCheck

Weaknesses

CWE-345 Insufficient Verification of Data Authenticity

Affected Products

Product	Versions
contrastedgelesssys	1.8.0 to before 1.24.1Affected 1.24.1Not affected

References

GitHub Security Advisory (GHSA-rxcv-p3px-m3c3)vendor-advisory
VulnCheck Advisory: Contrast 1.8.0 before 1.24.1 Mesh CA Key Cross-Manifest Exposure via Peer Recoverythird-party-advisory

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