CVE-2026-13239

CRITICALPre-NVD 6.59.8▲
EchelonGraph scoreMEDIUM confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2026-07-11. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 6.5; sources differ by 3.3.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Trending — 3 sources updated this week
9.8EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 6.5Exploit: 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 WissKI allows Forceful Browsing. This issue affects WissKI versions: from 0.0.0 to 4.2.0.

CVSS v3
6.5
EG Score
9.8(medium)
EG Risk
59(Track)
EG Risk 59/100SSVC: 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
Severity98% × 45%
Exploitation0% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
6%
KEV
Not listed

Published

July 10, 2026

Last Modified

July 13, 2026

Advisory Details (1)

Auto-updated Jul 13, 2026
No patch confirmed yet.
generic

WissKI - Critical - Access bypass - SA-CONTRIB-2026-059 | Drupal.org

https://www.drupal.org/sa-contrib-2026-059

Vendor Advisories for CVE-2026-13239(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/wisski—4.2.0—

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 42× in last 7d / 82× 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. 2026-07-31 12:00 UTCGHSA enrichment
  2. 2026-07-31 07:48 UTCGHSA enrichment
  3. 2026-07-31 03:33 UTCGHSA enrichment
  4. 2026-07-30 23:21 UTCGHSA enrichment
  5. 2026-07-30 19:09 UTCEG score recompute
  6. 2026-07-30 19:08 UTCGHSA enrichment
  7. 2026-07-30 16:27 UTCEPSS rescore
  8. 2026-07-30 13:57 UTCGHSA enrichment
  9. 2026-07-30 09:45 UTCEG score recompute
  10. 2026-07-30 09:45 UTCGHSA enrichment
  11. 2026-07-30 05:34 UTCEG score recompute
  12. 2026-07-30 05:34 UTCGHSA enrichment
  13. 2026-07-30 01:30 UTCEPSS rescore
  14. 2026-07-30 01:22 UTCGHSA enrichment
  15. 2026-07-29 21:08 UTCGHSA enrichment
  16. 2026-07-29 15:17 UTCGHSA enrichment
  17. 2026-07-29 11:06 UTCGHSA enrichment
  18. 2026-07-29 06:55 UTCGHSA enrichment
  19. 2026-07-29 02:42 UTCGHSA enrichment
  20. 2026-07-28 22:29 UTCGHSA enrichment
  21. 2026-07-28 17:18 UTCEG score recompute
  22. 2026-07-28 17:18 UTCGHSA enrichment
  23. 2026-07-28 15:36 UTCEPSS rescore
  24. 2026-07-28 13:07 UTCGHSA enrichment
  25. 2026-07-28 08:53 UTCGHSA enrichment
Show 57 more
  1. 2026-07-28 04:42 UTCGHSA enrichment
  2. 2026-07-28 00:30 UTCGHSA enrichment
  3. 2026-07-27 20:03 UTCGHSA enrichment
  4. 2026-07-27 15:29 UTCEG score recompute
  5. 2026-07-27 15:29 UTCGHSA enrichment
  6. 2026-07-27 14:13 UTCEPSS rescore
  7. 2026-07-27 09:16 UTCGHSA enrichment
  8. 2026-07-27 05:05 UTCGHSA enrichment
  9. 2026-07-27 00:42 UTCGHSA enrichment
  10. 2026-07-26 20:29 UTCGHSA enrichment
  11. 2026-07-26 16:17 UTCEG score recompute
  12. 2026-07-26 16:17 UTCGHSA enrichment
  13. 2026-07-26 14:54 UTCEPSS rescore
  14. 2026-07-26 14:54 UTCEPSS rescore
  15. 2026-07-26 12:06 UTCEG score recompute
  16. 2026-07-26 12:06 UTCGHSA enrichment
  17. 2026-07-25 14:17 UTCEPSS rescore
  18. 2026-07-24 14:17 UTCEPSS rescore
  19. 2026-07-23 14:18 UTCEPSS rescore
  20. 2026-07-23 03:05 UTCEG score recompute
  21. 2026-07-22 14:08 UTCEPSS rescore
  22. 2026-07-21 15:24 UTCEPSS rescore
  23. 2026-07-20 17:08 UTCEPSS rescore
  24. 2026-07-19 14:30 UTCEPSS rescore
  25. 2026-07-19 02:28 UTCEPSS rescore
  26. 2026-07-18 10:04 UTCEPSS rescore
  27. 2026-07-17 03:20 UTCGHSA enrichment
  28. 2026-07-16 23:09 UTCGHSA enrichment
  29. 2026-07-16 18:59 UTCGHSA enrichment
  30. 2026-07-16 17:02 UTCEPSS rescore
  31. 2026-07-16 14:47 UTCGHSA enrichment
  32. 2026-07-16 10:31 UTCGHSA enrichment
  33. 2026-07-16 06:19 UTCGHSA enrichment
  34. 2026-07-16 02:01 UTCGHSA enrichment
  35. 2026-07-15 21:50 UTCGHSA enrichment
  36. 2026-07-15 17:38 UTCGHSA enrichment
  37. 2026-07-15 16:57 UTCEPSS rescore
  38. 2026-07-15 13:27 UTCGHSA enrichment
  39. 2026-07-15 09:14 UTCGHSA enrichment
  40. 2026-07-15 05:02 UTCGHSA enrichment
  41. 2026-07-15 02:00 UTCEPSS rescore
  42. 2026-07-15 00:49 UTCGHSA enrichment
  43. 2026-07-14 20:38 UTCGHSA enrichment
  44. 2026-07-14 16:26 UTCGHSA enrichment
  45. 2026-07-14 12:14 UTCGHSA enrichment
  46. 2026-07-14 08:03 UTCGHSA enrichment
  47. 2026-07-14 03:50 UTCGHSA enrichment
  48. 2026-07-13 23:39 UTCEG score recompute▲ 9.80
  49. 2026-07-13 23:39 UTCGHSA enrichment
  50. 2026-07-13 22:30 UTCEPSS rescore
  51. 2026-07-13 18:27 UTCMITRE cvelistV5CVSS v3 → 6.5 · severity → MEDIUM
  52. 2026-07-13 17:12 UTCMITRE cvelistV5CVSS v3 → 9.8 · severity → CRITICAL
  53. 2026-07-13 06:12 UTCEPSS rescore
  54. 2026-07-12 05:46 UTCEPSS rescore
  55. 2026-07-10 22:19 UTCNVD update
  56. 2026-07-10 21:53 UTCEG score recompute
  57. 2026-07-10 21:52 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-13239?
CVE-2026-13239 is a critical vulnerability published on July 10, 2026. Missing Authorization vulnerability in Drupal WissKI allows Forceful Browsing. This issue affects WissKI versions: from 0.0.0 to 4.2.0.
When was CVE-2026-13239 disclosed?
CVE-2026-13239 was first published in the National Vulnerability Database on July 10, 2026, with the most recent update on July 13, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-13239 actively exploited?
CVE-2026-13239 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 94.4% of all scored CVEs.
What is the CVSS score of CVE-2026-13239?
CVE-2026-13239 has a CVSS v3.1 base score of 6.5 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 9.8.
How do I remediate CVE-2026-13239?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-13239, 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

See which npm, PyPI, Go, and Maven packages are affected by CVE-2026-13239

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