Path Traversal in Scitokens
CVE-2026-32727
SciTokens is a reference library for generating and using SciTokens. Prior to version 1.9.7, the Enforcer is vulnerable to a path traversal attack where an attacker can use dot-dot (..) in the scope claim of a token to escape the intended…
Vulnerability class: Path Traversal (Directory Traversal)
EPSS: 0.000 (5.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N.
Affected products
- Scitokens — versions < 1.9.7
Weakness classification (CWE)
References
- https://github.com/scitokens/scitokens/security/advisories/GHSA-3x2w-63fp-3qvw (x_refsource_CONFIRM)
- https://github.com/scitokens/scitokens/pull/230 (x_refsource_MISC)
- https://github.com/scitokens/scitokens/commit/2d1cc9e42bc944fe0bbc429b85d166e7156d53f9 (x_refsource_MISC)
- https://github.com/scitokens/scitokens/releases/tag/v1.9.7 (x_refsource_MISC)
Frequently asked questions
- What is CVE-2026-32727?
- CVE-2026-32727 is a high-severity vulnerability in Scitokens, classified under Path Traversal. CVSS score: 8.1/10. Published 2026-03-31.
- How severe is CVE-2026-32727?
- High severity. CVSS v3 base score is 8.1 out of 10.