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7.9

Treefrog Framework allows forged login via session cookie

CVE-2026-19974 · published 2 months ago
Summary

Versions of Treefrog Framework up to 2.11.2 mishandle session cookies, letting a remote attacker trick the system into accepting an unauthenticated user as logged in. The flaw is difficult to exploit but a public exploit exists, so it should be taken seriously. Update to the latest released version or apply the vendor’s patch and review your authentication logs for any unusual activity.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software
VendorProductAffected versions
treefrogframework treefrog-framework 2.11.0
Original advisory text
treefrogframework treefrog-framework Session Cookie tsessioncookiestore.cpp strncmp improper authentication
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.
References
Fix within
Internet-facing 14 days
Internal 60 days
  • Not known to be exploited
  • Can be exploited automatically (estimated)
  • Gives an attacker partial control (estimated)
Severity
7.9 High
Exploitation
<1% chance of attack within 30 days
Type
CWE-287Improper Authentication
Timeline
Published17 Aug 2026
Updated4 Nov 2026
First seen17 Aug 2026
Sources
CVE-2026-19974 · NVD
CVE-2026-19974 · MITRE
CVE-2026-19974 · OSV
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