CVE-2026-81164

MEDIUMPre-NVD 5.45.4—
EchelonGraph scoreHIGH confidence

Score 5.4 from GitHub Security Advisory published 2026-09-02. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 5.4; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
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%CVSS: 5.4Exploit: None knownExposed: 0

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

Missing Authorization vulnerability in Drupal Entity PDF allows Forceful Browsing. This issue affects Entity PDF versions: from 0.0.0 to 2.1.5.

CVSS v3
5.4
EG Score
5.4(high)
EG Risk
24(Track)
EG Risk 24/100SSVC: 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
Severity54% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
12%
KEV
Not listed

Published

September 2, 2026

Last Modified

September 2, 2026

Advisory Details (1)

Auto-updated Sep 2, 2026
No patch confirmed yet.
generic

Entity PDF - Moderately critical - Access bypass - SA-CONTRIB-2026-114 | Drupal.org

https://www.drupal.org/sa-contrib-2026-114

Vendor Advisories for CVE-2026-81164(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/entity_pdf—2.1.5—

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 18× in last 7d / 62× 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. 2026-09-24 23:19 UTCEG score recompute
  2. 2026-09-24 23:19 UTCGHSA enrichment
  3. 2026-09-24 14:04 UTCEPSS rescore
  4. 2026-09-23 20:26 UTCEG score recompute
  5. 2026-09-23 20:26 UTCGHSA enrichment
  6. 2026-09-23 17:54 UTCEPSS rescore
  7. 2026-09-22 18:02 UTCEG score recompute
  8. 2026-09-22 18:02 UTCGHSA enrichment
  9. 2026-09-22 16:01 UTCEPSS rescore
  10. 2026-09-21 21:09 UTCEPSS rescore
  11. 2026-09-21 14:19 UTCEG score recompute
  12. 2026-09-21 14:19 UTCGHSA enrichment
  13. 2026-09-20 20:16 UTCEPSS rescore
  14. 2026-09-20 11:55 UTCEG score recompute
  15. 2026-09-20 11:55 UTCGHSA enrichment
  16. 2026-09-19 09:10 UTCEG score recompute
  17. 2026-09-19 09:10 UTCGHSA enrichment
  18. 2026-09-18 19:28 UTCEPSS rescore
  19. 2026-09-18 06:46 UTCEG score recompute
  20. 2026-09-18 06:46 UTCGHSA enrichment
  21. 2026-09-17 04:22 UTCEG score recompute
  22. 2026-09-17 04:22 UTCGHSA enrichment
  23. 2026-09-16 14:08 UTCEPSS rescore
  24. 2026-09-16 05:15 UTCEPSS rescore
  25. 2026-09-16 01:57 UTCEG score recompute
Show 37 more
  1. 2026-09-16 01:57 UTCGHSA enrichment
  2. 2026-09-15 03:12 UTCEPSS rescore
  3. 2026-09-15 03:12 UTCEPSS rescore
  4. 2026-09-14 23:33 UTCGHSA enrichment
  5. 2026-09-13 20:32 UTCEG score recompute
  6. 2026-09-13 20:32 UTCGHSA enrichment
  7. 2026-09-12 18:08 UTCEG score recompute
  8. 2026-09-12 18:08 UTCGHSA enrichment
  9. 2026-09-11 15:44 UTCEG score recompute
  10. 2026-09-11 15:44 UTCGHSA enrichment
  11. 2026-09-11 14:53 UTCEPSS rescore
  12. 2026-09-11 14:53 UTCEPSS rescore
  13. 2026-09-10 13:13 UTCEG score recompute
  14. 2026-09-10 13:13 UTCGHSA enrichment
  15. 2026-09-09 10:49 UTCEG score recompute
  16. 2026-09-09 10:49 UTCGHSA enrichment
  17. 2026-09-08 22:01 UTCEPSS rescore
  18. 2026-09-08 08:25 UTCEG score recompute
  19. 2026-09-08 08:25 UTCGHSA enrichment
  20. 2026-09-07 05:58 UTCEG score recompute
  21. 2026-09-07 05:57 UTCGHSA enrichment
  22. 2026-09-06 13:48 UTCEPSS rescore
  23. 2026-09-06 03:33 UTCEG score recompute
  24. 2026-09-06 03:33 UTCGHSA enrichment
  25. 2026-09-05 15:31 UTCEPSS rescore
  26. 2026-09-05 01:09 UTCEG score recompute
  27. 2026-09-05 01:09 UTCGHSA enrichment
  28. 2026-09-04 05:07 UTCEPSS rescore
  29. 2026-09-03 22:46 UTCEG score recompute
  30. 2026-09-03 22:46 UTCGHSA enrichment
  31. 2026-09-02 20:21 UTCGHSA enrichment
  32. 2026-09-02 19:26 UTCEG score recompute▲ 5.40
  33. 2026-09-02 19:26 UTCGHSA enrichment
  34. 2026-09-02 19:25 UTCMITRE cvelistV5CVSS v3 → 5.4 · severity → MEDIUM
  35. 2026-09-02 13:25 UTCNVD update
  36. 2026-09-02 12:35 UTCEG score recompute
  37. 2026-09-02 12:33 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-81164?
CVE-2026-81164 is a medium vulnerability published on September 2, 2026. Missing Authorization vulnerability in Drupal Entity PDF allows Forceful Browsing. This issue affects Entity PDF versions: from 0.0.0 to 2.1.5.
When was CVE-2026-81164 disclosed?
CVE-2026-81164 was first published in the National Vulnerability Database on September 2, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-81164 actively exploited?
CVE-2026-81164 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 87.7% of all scored CVEs.
What is the CVSS score of CVE-2026-81164?
CVE-2026-81164 has a CVSS v3.1 base score of 5.4 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-81164?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-81164, 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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