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CVE-2026-33054 - Vulnerability Analysis

CriticalCVSS: 10.0

Last Updated: March 20, 2026

Mesop - Path Traversal

Published: March 20, 2026Updated: March 20, 2026Remote Exploitable

Overview

Mesop <= 1.2.2 contains a path traversal caused by untrusted state_token in UI stream payload, letting attackers manipulate arbitrary files or cause denial of service, exploit requires use of FileStateSessionBackend.

Severity & Score

Severity: Critical

CVSS Score: 10.0

Impact

Attackers can manipulate files or cause application denial of service, potentially disrupting service availability.

Mitigation

Upgrade to version 1.2.3.

References

https://github.com/mesop-dev/mesop/commit/c6b382f363b73ac32c402a2db3aadc7784f66a5b
https://github.com/mesop-dev/mesop/releases/tag/v1.2.3
https://github.com/mesop-dev/mesop/security/advisories/GHSA-8qvf-mr4w-9x2c

Related Resources

Vulnerability Intelligence Dashboard
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Details

CVE ID: CVE-2026-33054
Severity: Critical
CVSS Score: 10.0
Type: path_traversal
Status: new

CWE

CWE-22

CVSS Metrics

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