CVE-2026-19974

MEDIUMPre-NVD 5.65.6—
EchelonGraph scoreHIGH confidence

Score 5.6 from GitHub Security Advisory (severity: LOW) published 2026-08-17. a secondary CVSS source baseline 5.6; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 5 sources updated this weekElevated
5.6EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 5.6Exploit: Elevated riskExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

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 v3
5.6
EG Score
5.6(high)
EG Risk
41(Track)
EG Risk 41/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity56% × 45%
Exploitation40% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
30%
KEV
Not listed

Published

August 17, 2026

Last Modified

August 20, 2026

Advisory Details (2)

Auto-updated Aug 17, 2026
No patch confirmed yet.
generic

GitHub - treefrogframework/treefrog-framework: TreeFrog Framework : High-speed C++ MVC Framework for Web Application · GitHub

https://github.com/treefrogframework/treefrog-framework/
generic

Critical Vulnerability in TreeFrog - Attempt for Coordinated Disclosure. · Issue #436 · treefrogframework/treefrog-framework · GitHub

https://github.com/treefrogframework/treefrog-framework/issues/436

Vendor Advisories for CVE-2026-19974(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 25× in last 7d / 25× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-08-20 22:55 UTCEPSS rescore
  2. 2026-08-20 13:00 UTCEG score recompute
  3. 2026-08-20 13:00 UTCGHSA enrichment
  4. 2026-08-19 17:03 UTCEPSS rescore
  5. 2026-08-19 15:20 UTCEG score recompute
  6. 2026-08-19 15:20 UTCGHSA enrichment
  7. 2026-08-18 14:51 UTCEG score recompute
  8. 2026-08-18 14:51 UTCGHSA enrichment
  9. 2026-08-18 13:51 UTCEG score recompute
  10. 2026-08-18 13:50 UTCGHSA enrichment
  11. 2026-08-18 13:48 UTCEPSS rescore
  12. 2026-08-18 13:45 UTCMITRE cvelistV5CVSS v4 → 6.3
  13. 2026-08-18 10:50 UTCEG score recompute
  14. 2026-08-18 10:49 UTCGHSA enrichment
  15. 2026-08-17 13:47 UTCEPSS rescore
  16. 2026-08-17 10:25 UTCEG score recompute
  17. 2026-08-17 10:25 UTCGHSA enrichment
  18. 2026-08-17 10:25 UTCNVD updateCVSS v4 → 2.9
  19. 2026-08-17 09:57 UTCEG score recompute
  20. 2026-08-17 09:57 UTCGHSA enrichment
  21. 2026-08-17 09:57 UTCMITRE cvelistV5CVSS v4 → 6.3
  22. 2026-08-17 03:30 UTCEG score recompute
  23. 2026-08-17 03:29 UTCNVD updateCVSS v4 → 2.9
  24. 2026-08-17 02:25 UTCEG score recompute
  25. 2026-08-17 02:25 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-19974?
CVE-2026-19974 is a medium vulnerability published on August 17, 2026. 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…
When was CVE-2026-19974 disclosed?
CVE-2026-19974 was first published in the National Vulnerability Database on August 17, 2026, with the most recent update on August 20, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-19974 actively exploited?
CVE-2026-19974 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0% probability of exploitation in the next 30 days, which ranks it in the top 70.3% of all scored CVEs.
What is the CVSS score of CVE-2026-19974?
CVE-2026-19974 has a CVSS v3 base score of 5.6 (NVD).
How do I remediate CVE-2026-19974?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-19974, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

Explore the affected products and dependency analysis for CVE-2026-19974

Explore →

Is Your Infrastructure Affected by CVE-2026-19974?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs