CVE-2026-19974treefrogframework treefrog-framework Session Cookie tsessioncookiestore.cpp strncmp improper authentication
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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.
- CVSS
- 5.6 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
- Weakness (CWE)
- CWE-287
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- VulDB
- NVD analysis
- Deferred
- Record last updated
- Aug 18, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
treefrogframework treefrog-framework treefrogframework:treefrog-framework | 2.11.0; 2.11.1; 2.11.2 | CNA record |
References
- https://vuldb.com/vuln/391153vdb-entry, technical-description
- https://vuldb.com/vuln/391153/ctisignature, permissions-required
- https://vuldb.com/cve/CVE-2026-19974third-party-advisory
- https://vuldb.com/submit/873625third-party-advisory
- https://github.com/theopaid/Authentication-Bypass-via-HMAC-Session-Cookie-Forgery-treefrog-framework-exploit
- https://github.com/treefrogframework/treefrog-framework/issues/436issue-tracking
- https://github.com/treefrogframework/treefrog-framework/product
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.