CVE-2026-84658

MEDIUMPre-NVD 4.34.3—
EchelonGraph scoreHIGH confidence

Score 4.3 from GitHub Security Advisory published 2026-09-02. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 4.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Trending — 3 sources updated this week
4.3EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 4.3Exploit: None knownExposed: 0

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

Jenkins Script Security Plugin 1412.v7737b_3405f86 and earlier uses the @DataBoundConstructor annotation on a constructor that loads script approval configuration, allowing attackers able to submit certain forms to read that configuration.

CVSS v3
4.3
EG Score
4.3(high)
EG Risk
19(Track)
EG Risk 19/100SSVC: 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
Severity43% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
22%
KEV
Not listed

Published

September 2, 2026

Last Modified

September 22, 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-3986

Vendor Advisories for CVE-2026-84658(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 / 70× 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 09:22 UTCEG score recompute
  2. 2026-09-25 09:22 UTCGHSA enrichment
  3. 2026-09-24 14:04 UTCEPSS rescore
  4. 2026-09-24 11:32 UTCEG score recompute
  5. 2026-09-24 11:32 UTCGHSA enrichment
  6. 2026-09-23 17:54 UTCEPSS rescore
  7. 2026-09-23 13:42 UTCEG score recompute
  8. 2026-09-23 13:42 UTCGHSA enrichment
  9. 2026-09-22 16:01 UTCEPSS rescore
  10. 2026-09-22 15:53 UTCGHSA enrichment
  11. 2026-09-21 22:03 UTCEG score recompute
  12. 2026-09-21 22:03 UTCGHSA enrichment
  13. 2026-09-21 21:09 UTCEPSS rescore
  14. 2026-09-21 00:14 UTCEG score recompute
  15. 2026-09-21 00:14 UTCGHSA enrichment
  16. 2026-09-20 20:16 UTCEPSS rescore
  17. 2026-09-20 02:24 UTCEG score recompute
  18. 2026-09-20 02:24 UTCGHSA enrichment
  19. 2026-09-19 04:35 UTCEG score recompute
  20. 2026-09-19 04:34 UTCGHSA enrichment
  21. 2026-09-18 19:28 UTCEPSS rescore
  22. 2026-09-18 06:44 UTCEG score recompute
  23. 2026-09-18 06:44 UTCGHSA enrichment
  24. 2026-09-17 19:32 UTCEPSS rescore
  25. 2026-09-17 08:54 UTCEG score recompute
Show 45 more
  1. 2026-09-17 08:54 UTCGHSA enrichment
  2. 2026-09-16 14:09 UTCEPSS rescore
  3. 2026-09-16 11:02 UTCEG score recompute
  4. 2026-09-16 11:02 UTCGHSA enrichment
  5. 2026-09-16 05:15 UTCEPSS rescore
  6. 2026-09-15 13:13 UTCEG score recompute
  7. 2026-09-15 13:13 UTCGHSA enrichment
  8. 2026-09-15 03:12 UTCEPSS rescore
  9. 2026-09-15 03:12 UTCEPSS rescore
  10. 2026-09-14 15:23 UTCGHSA enrichment
  11. 2026-09-13 17:30 UTCEG score recompute
  12. 2026-09-13 17:30 UTCGHSA enrichment
  13. 2026-09-12 19:40 UTCEG score recompute
  14. 2026-09-12 19:40 UTCGHSA enrichment
  15. 2026-09-11 21:50 UTCEG score recompute
  16. 2026-09-11 21:50 UTCGHSA enrichment
  17. 2026-09-11 14:53 UTCEPSS rescore
  18. 2026-09-11 14:53 UTCEPSS rescore
  19. 2026-09-11 00:01 UTCEG score recompute
  20. 2026-09-11 00:00 UTCGHSA enrichment
  21. 2026-09-10 02:10 UTCGHSA enrichment
  22. 2026-09-09 04:20 UTCEG score recompute
  23. 2026-09-09 04:20 UTCGHSA enrichment
  24. 2026-09-08 22:01 UTCEPSS rescore
  25. 2026-09-08 06:31 UTCEG score recompute
  26. 2026-09-08 06:31 UTCGHSA enrichment
  27. 2026-09-07 08:41 UTCEG score recompute
  28. 2026-09-07 08:41 UTCGHSA enrichment
  29. 2026-09-06 13:48 UTCEPSS rescore
  30. 2026-09-06 10:46 UTCEG score recompute
  31. 2026-09-06 10:46 UTCGHSA enrichment
  32. 2026-09-05 15:31 UTCEPSS rescore
  33. 2026-09-05 12:54 UTCGHSA enrichment
  34. 2026-09-04 15:04 UTCEG score recompute
  35. 2026-09-04 15:04 UTCGHSA enrichment
  36. 2026-09-04 05:07 UTCEPSS rescore
  37. 2026-09-03 17:14 UTCGHSA enrichment
  38. 2026-09-03 16:27 UTCGHSA enrichment
  39. 2026-09-02 18:37 UTCEG score recompute
  40. 2026-09-02 18:37 UTCGHSA enrichment
  41. 2026-09-02 17:23 UTCEG score recompute▲ 4.30
  42. 2026-09-02 17:21 UTCMITRE cvelistV5CVSS v3 → 4.3 · severity → MEDIUM
  43. 2026-09-02 16:30 UTCNVD update
  44. 2026-09-02 15:51 UTCEG score recompute
  45. 2026-09-02 15:46 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-84658?
CVE-2026-84658 is a medium vulnerability published on September 2, 2026. Jenkins Script Security Plugin 1412.v7737b_3405f86 and earlier uses the @DataBoundConstructor annotation on a constructor that loads script approval configuration, allowing attackers able to submit certain forms to read that configuration.
When was CVE-2026-84658 disclosed?
CVE-2026-84658 was first published in the National Vulnerability Database on September 2, 2026, with the most recent update on September 22, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-84658 actively exploited?
CVE-2026-84658 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 78.5% of all scored CVEs.
What is the CVSS score of CVE-2026-84658?
CVE-2026-84658 has a CVSS v3.1 base score of 4.3 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-84658?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-84658, 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

Explore the affected products and dependency analysis for CVE-2026-84658

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