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CVE-2026-32726 - Vulnerability Analysis

HighCVSS: 8.1

Last Updated: March 31, 2026

SciTokens C++ - Authorization Bypass

Published: March 31, 2026Updated: March 31, 2026Remote Exploitable

Overview

SciTokens C++ < 1.4.1 contains an authorization bypass caused by improper path-segment boundary validation in path-based scope checking, letting attackers access unauthorized sibling paths, exploit requires crafted token with specific scope.

Severity & Score

Severity: High

CVSS Score: 8.1

Impact

Attackers can bypass authorization to access sibling paths outside their token scope, potentially exposing unauthorized resources.

Mitigation

Upgrade to version 1.4.1 or later.

References

https://github.com/scitokens/scitokens-cpp/commit/decfe2f00cb9cabbf1e17a3bb2cd4ea1bbbd8a73
https://github.com/scitokens/scitokens-cpp/security/advisories/GHSA-q5fm-fgvx-32jq

Related Resources

Vulnerability Intelligence Dashboard
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Details

CVE ID: CVE-2026-32726
Severity: High
CVSS Score: 8.1
Type: broken_access_control
Status: new

CWE

CWE-863

CVSS Metrics

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