What is CVE-2026-53976?

CVE-2026-53976 is a critical-severity vulnerability in Bohdan Triapitsyn Openchamber, classified under Path Traversal. CVSS score: 9.1/10. Published 2026-08-06.

How severe is CVE-2026-53976?

Critical severity. CVSS v3 base score is 9.1 out of 10.

Path Traversal in Bohdan Triapitsyn Openchamber

CVE-2026-53976

OpenChamber 1.11.7 contains a path traversal vulnerability in the file-serving endpoints /api/fs/read, /api/fs/stat, and /api/fs/raw that allows unauthenticated remote attackers to read arbitrary files by supplying the allowOutsideWorkspac…

Vulnerability class: Path Traversal (Directory Traversal)

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.

Affected products

Bohdan Triapitsyn Openchamber — versions 0

Weakness classification (CWE)

CWE-22 — Path Traversal

References

disclosure@vulncheck.com (product)
disclosure@vulncheck.com (patch)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2026-53976?: CVE-2026-53976 is a critical-severity vulnerability in Bohdan Triapitsyn Openchamber, classified under Path Traversal. CVSS score: 9.1/10. Published 2026-08-06.
How severe is CVE-2026-53976?: Critical severity. CVSS v3 base score is 9.1 out of 10.