CVE-2026-81168

LOWPre-NVD 3.73.7—
EchelonGraph scoreHIGH confidence

Score 3.7 from GitHub Security Advisory (severity: LOW) published 2026-09-02. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 3.7; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Trending — 3 sources updated this week
3.7EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 3.7Exploit: None knownExposed: 0

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

Authentication Bypass Using an Alternate Path or Channel vulnerability in Drupal CAPTCHA Protected Page allows Functionality Bypass. This issue affects CAPTCHA Protected Page versions: from 0.0.0 to 1.0.2.

CVSS v3
3.7
EG Score
3.7(high)
EG Risk
17(Track)
EG Risk 17/100SSVC: 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
Severity37% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
25%
KEV
Not listed

Published

September 2, 2026

Last Modified

September 9, 2026

References (1)

Vendor Advisories for CVE-2026-81168(1)

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

Affected Packages

(1 across 1 ecosystem)
Packagist:https://packages.drupal.org/8(1)
PackageVulnerable rangeFixed inDependents
drupal/captcha_protected_page—1.0.2—

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 9× in last 7d / 29× 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. 2026-09-19 05:29 UTCEG score recompute
  2. 2026-09-19 05:29 UTCGHSA enrichment
  3. 2026-09-18 19:28 UTCEPSS rescore
  4. 2026-09-16 14:08 UTCEPSS rescore
  5. 2026-09-16 05:15 UTCEPSS rescore
  6. 2026-09-16 02:02 UTCEG score recompute
  7. 2026-09-16 02:02 UTCGHSA enrichment
  8. 2026-09-15 03:12 UTCEPSS rescore
  9. 2026-09-15 03:12 UTCEPSS rescore
  10. 2026-09-12 22:36 UTCEG score recompute
  11. 2026-09-12 22:36 UTCGHSA enrichment
  12. 2026-09-11 14:53 UTCEPSS rescore
  13. 2026-09-11 14:53 UTCEPSS rescore
  14. 2026-09-09 19:09 UTCGHSA enrichment
  15. 2026-09-09 02:29 UTCEG score recompute
  16. 2026-09-09 02:28 UTCGHSA enrichment
  17. 2026-09-08 22:01 UTCEPSS rescore
  18. 2026-09-06 13:48 UTCEPSS rescore
  19. 2026-09-05 22:59 UTCEG score recompute
  20. 2026-09-05 22:58 UTCGHSA enrichment
  21. 2026-09-05 15:31 UTCEPSS rescore
  22. 2026-09-04 05:07 UTCEPSS rescore
  23. 2026-09-02 19:32 UTCGHSA enrichment
  24. 2026-09-02 19:12 UTCEG score recompute▲ 3.70
  25. 2026-09-02 19:11 UTCGHSA enrichment
Show 4 more
  1. 2026-09-02 19:10 UTCMITRE cvelistV5CVSS v3 → 3.7 · severity → LOW
  2. 2026-09-02 13:25 UTCNVD update
  3. 2026-09-02 12:34 UTCEG score recompute
  4. 2026-09-02 12:33 UTCMITRE cvelistV5first tracked

Frequently asked(5)

What is CVE-2026-81168?
CVE-2026-81168 is a low vulnerability published on September 2, 2026. Authentication Bypass Using an Alternate Path or Channel vulnerability in Drupal CAPTCHA Protected Page allows Functionality Bypass. This issue affects CAPTCHA Protected Page versions: from 0.0.0 to 1.0.2.
When was CVE-2026-81168 disclosed?
CVE-2026-81168 was first published in the National Vulnerability Database on September 2, 2026, with the most recent update on September 9, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-81168 actively exploited?
CVE-2026-81168 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 75.0% of all scored CVEs.
What is the CVSS score of CVE-2026-81168?
CVE-2026-81168 has a CVSS v3.1 base score of 3.7 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-81168?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-81168, 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

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