CVE-2026-84665

HIGHPre-NVD 8.08.0—
EchelonGraph scoreHIGH confidence

Score 8.0 from GitHub Security Advisory (severity: HIGH) published 2026-09-02. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 8.0; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Trending — 3 sources updated this week
8.0EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 8.0Exploit: None knownExposed: 0

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

Jenkins SonarQube Scanner Plugin 2.18.3 and earlier does not limit URL schemes for the dashboard links it creates based on SonarQube scanner results, allowing the javascript: scheme, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers with Item/Configure permission.

CVSS v3
8.0
EG Score
8.0(high)
EG Risk
36(Track)
EG Risk 36/100SSVC: 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
Severity80% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
33%
KEV
Not listed

Published

September 2, 2026

Last Modified

September 3, 2026

Advisory Details (1)

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

Jenkins Security Advisory 2026-09-02

https://www.jenkins.io/security/advisory/2026-09-02/#SECURITY-3989

Vendor Advisories for CVE-2026-84665(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 28× in last 7d / 91× 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. 2026-09-25 05:30 UTCGHSA enrichment
  2. 2026-09-24 18:30 UTCEG score recompute
  3. 2026-09-24 18:30 UTCGHSA enrichment
  4. 2026-09-24 14:04 UTCEPSS rescore
  5. 2026-09-24 06:48 UTCGHSA enrichment
  6. 2026-09-23 19:49 UTCEG score recompute
  7. 2026-09-23 19:49 UTCGHSA enrichment
  8. 2026-09-23 17:54 UTCEPSS rescore
  9. 2026-09-23 08:26 UTCGHSA enrichment
  10. 2026-09-22 21:27 UTCEG score recompute
  11. 2026-09-22 21:27 UTCGHSA enrichment
  12. 2026-09-22 16:01 UTCEPSS rescore
  13. 2026-09-22 10:29 UTCGHSA enrichment
  14. 2026-09-21 23:30 UTCEG score recompute
  15. 2026-09-21 23:30 UTCGHSA enrichment
  16. 2026-09-21 21:09 UTCEPSS rescore
  17. 2026-09-21 12:31 UTCGHSA enrichment
  18. 2026-09-21 01:31 UTCEG score recompute
  19. 2026-09-21 01:31 UTCGHSA enrichment
  20. 2026-09-20 20:16 UTCEPSS rescore
  21. 2026-09-20 14:30 UTCGHSA enrichment
  22. 2026-09-20 03:31 UTCGHSA enrichment
  23. 2026-09-19 16:33 UTCEG score recompute
  24. 2026-09-19 16:33 UTCGHSA enrichment
  25. 2026-09-19 05:34 UTCEG score recompute
Show 66 more
  1. 2026-09-19 05:34 UTCGHSA enrichment
  2. 2026-09-18 19:28 UTCEPSS rescore
  3. 2026-09-18 18:36 UTCGHSA enrichment
  4. 2026-09-18 07:36 UTCGHSA enrichment
  5. 2026-09-17 20:37 UTCEG score recompute
  6. 2026-09-17 20:37 UTCGHSA enrichment
  7. 2026-09-17 19:32 UTCEPSS rescore
  8. 2026-09-17 07:13 UTCGHSA enrichment
  9. 2026-09-16 20:13 UTCEG score recompute
  10. 2026-09-16 20:13 UTCGHSA enrichment
  11. 2026-09-16 14:09 UTCEPSS rescore
  12. 2026-09-16 09:14 UTCEG score recompute
  13. 2026-09-16 09:14 UTCGHSA enrichment
  14. 2026-09-16 05:15 UTCEPSS rescore
  15. 2026-09-15 22:15 UTCGHSA enrichment
  16. 2026-09-15 11:16 UTCEG score recompute
  17. 2026-09-15 11:16 UTCGHSA enrichment
  18. 2026-09-15 03:12 UTCEPSS rescore
  19. 2026-09-15 03:12 UTCEPSS rescore
  20. 2026-09-15 00:17 UTCGHSA enrichment
  21. 2026-09-14 13:18 UTCGHSA enrichment
  22. 2026-09-14 02:20 UTCEG score recompute
  23. 2026-09-14 02:20 UTCGHSA enrichment
  24. 2026-09-13 15:21 UTCGHSA enrichment
  25. 2026-09-13 04:23 UTCGHSA enrichment
  26. 2026-09-12 17:24 UTCEG score recompute
  27. 2026-09-12 17:24 UTCGHSA enrichment
  28. 2026-09-12 06:25 UTCGHSA enrichment
  29. 2026-09-11 19:26 UTCEG score recompute
  30. 2026-09-11 19:26 UTCGHSA enrichment
  31. 2026-09-11 14:53 UTCEPSS rescore
  32. 2026-09-11 14:53 UTCEPSS rescore
  33. 2026-09-11 08:27 UTCGHSA enrichment
  34. 2026-09-10 21:28 UTCGHSA enrichment
  35. 2026-09-10 10:30 UTCEG score recompute
  36. 2026-09-10 10:30 UTCGHSA enrichment
  37. 2026-09-09 23:31 UTCGHSA enrichment
  38. 2026-09-09 10:11 UTCGHSA enrichment
  39. 2026-09-08 23:12 UTCGHSA enrichment
  40. 2026-09-08 07:06 UTCGHSA enrichment
  41. 2026-09-07 20:05 UTCEG score recompute
  42. 2026-09-07 20:05 UTCGHSA enrichment
  43. 2026-09-07 09:06 UTCGHSA enrichment
  44. 2026-09-06 22:07 UTCEG score recompute
  45. 2026-09-06 22:06 UTCGHSA enrichment
  46. 2026-09-06 13:48 UTCEPSS rescore
  47. 2026-09-06 11:07 UTCGHSA enrichment
  48. 2026-09-06 00:09 UTCEG score recompute
  49. 2026-09-06 00:09 UTCGHSA enrichment
  50. 2026-09-05 15:31 UTCEPSS rescore
  51. 2026-09-05 13:10 UTCGHSA enrichment
  52. 2026-09-05 02:12 UTCGHSA enrichment
  53. 2026-09-04 15:13 UTCEG score recompute
  54. 2026-09-04 15:13 UTCGHSA enrichment
  55. 2026-09-04 05:07 UTCEPSS rescore
  56. 2026-09-04 04:14 UTCGHSA enrichment
  57. 2026-09-03 17:14 UTCGHSA enrichment
  58. 2026-09-03 16:36 UTCGHSA enrichment
  59. 2026-09-03 05:37 UTCGHSA enrichment
  60. 2026-09-02 18:37 UTCEG score recompute
  61. 2026-09-02 18:37 UTCGHSA enrichment
  62. 2026-09-02 17:23 UTCEG score recompute▲ 8.00
  63. 2026-09-02 17:21 UTCMITRE cvelistV5CVSS v3 → 8 · severity → HIGH
  64. 2026-09-02 16:30 UTCNVD update
  65. 2026-09-02 15:50 UTCEG score recompute
  66. 2026-09-02 15:46 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-84665?
CVE-2026-84665 is a high vulnerability published on September 2, 2026. Jenkins SonarQube Scanner Plugin 2.18.3 and earlier does not limit URL schemes for the dashboard links it creates based on SonarQube scanner results, allowing the javascript: scheme, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers with Item/Configure…
When was CVE-2026-84665 disclosed?
CVE-2026-84665 was first published in the National Vulnerability Database on September 2, 2026, with the most recent update on September 3, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-84665 actively exploited?
CVE-2026-84665 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 67.2% of all scored CVEs.
What is the CVSS score of CVE-2026-84665?
CVE-2026-84665 has a CVSS v3.1 base score of 8.0 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-84665?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-84665, 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.

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