Auth bypass in Treefrogframework Treefrog-Framework

CVE-2026-19974

A security flaw has been discovered in treefrogframework treefrog-framework up to 2.11.2. This vulnerability affects the function std::strncmp of the file src/tsessioncookiestore.cpp of the component Session Cookie Handler. The manipulation results in improper authentication. The attack can be launched remotely. A high complexity level is associated with this attack. It is stated that the exploitability is difficult. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure.

Vulnerability class: Broken Authentication

CVSS v3 metric

CVSS v3 base score 5.6 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-19974?
CVE-2026-19974 is a medium-severity vulnerability in Treefrogframework Treefrog-Framework, classified under Improper Authentication. CVSS score: 5.6/10. Published 2026-08-17.
How severe is CVE-2026-19974?
Medium severity. CVSS v3 base score is 5.6 out of 10.