CVE-2026-97736

MEDIUMPre-NVD 5.45.4—
EchelonGraph scoreHIGH confidence

Score 5.4 from GitHub Security Advisory published 2026-09-25. A secondary CVSS source baseline 5.4; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
5.4EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0.2%CVSS: 5.4Exploit: None knownExposed services: Not assessed

A fix is available — apply it.

tinyauth before 5.1.3 allows rule bypass by appending an allowed route string. This is caused by an unanchored regular expression.

CVSS v3
5.4
EG Score
5.4MEDIUMhigh confidence
EG Risk
24
EG Risk 24/100CISA SSVC

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
Severity54% × 45%
Exploitation0% × 40%
Automatability0% × 15%
CISA SSVC: Track at every mission impact level.
Action: A fix is available. Apply it within your standard update timelines.
EPSS PROB
0.2%
EPSS %ILE
9th
KEV
Not listed

CISA SSVCTrack at every mission impact level.

A fix is available. Apply it within your standard update timelines.

Exploitation none (CISA Vulnrichment) · Automatable no (CISA Vulnrichment) · Technical impact partial (CISA Vulnrichment). Mission impact is CISA's Mission & Well-being decision point, and only you can judge it: high means the affected system is essential to your organisation's mission, or its compromise could cause irreversible harm to people. CISA's decision table

Published

September 25, 2026

Last Modified

September 30, 2026

Advisory Details (1)

Auto-updated Sep 25, 2026
Patch available. Sources: github.
github Patch Available

Authentication bypass in forward-auth: path allow/block rules are matched as unanchored regexes against the whole request URI, so appending an allowed path to the query lets you reach any protected route without logging in · Advisory · tinyauthapp/tinyauth · GitHub

Affected: 5.1.2. This is a different code path (the path allow/block regex) and is still pr

https://github.com/tinyauthapp/tinyauth/security/advisories/GHSA-r27r-rr9v-vv37

Vendor Advisories for CVE-2026-97736(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 21× in last 7d / 34× 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. 2026-10-05 03:13 UTCEG score recompute
  2. 2026-10-05 03:13 UTCGHSA enrichment
  3. 2026-10-04 23:23 UTCEPSS rescore
  4. 2026-10-04 00:52 UTCEG score recompute
  5. 2026-10-04 00:52 UTCGHSA enrichment
  6. 2026-10-03 14:26 UTCEPSS rescore
  7. 2026-10-02 22:32 UTCEG score recompute
  8. 2026-10-02 22:31 UTCGHSA enrichment
  9. 2026-10-02 17:57 UTCEPSS rescore
  10. 2026-10-01 20:09 UTCEG score recompute
  11. 2026-10-01 20:09 UTCGHSA enrichment
  12. 2026-10-01 19:51 UTCEPSS rescore
  13. 2026-09-30 17:48 UTCEG score recompute
  14. 2026-09-30 17:48 UTCGHSA enrichment
  15. 2026-09-30 15:04 UTCEPSS rescore
  16. 2026-09-30 06:30 UTCEG score recompute
  17. 2026-09-30 06:30 UTCGHSA enrichment
  18. 2026-09-29 04:10 UTCEG score recompute
  19. 2026-09-29 04:10 UTCGHSA enrichment
  20. 2026-09-28 13:52 UTCEPSS rescore
  21. 2026-09-28 13:52 UTCEPSS rescore
  22. 2026-09-28 01:49 UTCEG score recompute
  23. 2026-09-28 01:49 UTCGHSA enrichment
  24. 2026-09-27 13:49 UTCEPSS rescore
  25. 2026-09-26 23:27 UTCEG score recompute
Show 9 more
  1. 2026-09-26 23:27 UTCGHSA enrichment
  2. 2026-09-26 22:55 UTCEG score recompute
  3. 2026-09-26 22:55 UTCGHSA enrichment
  4. 2026-09-26 15:59 UTCEPSS rescore
  5. 2026-09-26 06:48 UTCEG score recompute
  6. 2026-09-26 06:48 UTCGHSA enrichment
  7. 2026-09-25 04:24 UTCEG score recompute
  8. 2026-09-25 04:13 UTCEG score recompute
  9. 2026-09-25 04:12 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-97736?
CVE-2026-97736 is a medium vulnerability published on September 25, 2026. tinyauth before 5.1.3 allows rule bypass by appending an allowed route string. This is caused by an unanchored regular expression.
When was CVE-2026-97736 disclosed?
CVE-2026-97736 was first published on September 25, 2026, with the most recent update on September 30, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-97736 actively exploited?
CVE-2026-97736 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0.2% probability of exploitation in the next 30 days (9th percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2026-97736?
CVE-2026-97736 has a CVSS base score of 5.4 (a secondary CVSS source that NVD displays; NVD's own analysis pending).
How do I remediate CVE-2026-97736?
A fix for CVE-2026-97736 is available: update to the fixed version the vendor names in its advisory. The vendor advisories EchelonGraph has for CVE-2026-97736 are linked in the Vendor Advisories panel on this page.

Dependency Blast Radius

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