CVE-2026-11806

HIGHNVD 7.57.2▼
EchelonGraph scoreHIGH confidence

Score 7.2 from GitHub Security Advisory (severity: HIGH) published 2026-06-30. NVD baseline CVSS 7.5; sources differ by 0.3.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
7.5
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 0%CVSS: 7.5Exploit: NoneExposed: 0

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

IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.6 is affected by an arbitrary file read vulnerability with the restConnector-2.0 feature enabled.

CVSS v3
7.5
EG Score
7.2(high)
EG Risk
—
EPSS
38.1%
KEV
Not listed

Published

June 30, 2026

Last Modified

July 2, 2026

Advisory Details (1)

Auto-updated Jun 30, 2026
No patch confirmed yet.
generic

Security Bulletin: IBM WebSphere Application Server Liberty is affected by a an arbitrary file read vulnerability (CVE-2026-11806)

https://www.ibm.com/support/pages/node/7277536

Vendor Advisories for CVE-2026-11806(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 9× in last 7d / 58× 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. 2026-07-22 14:08 UTCEPSS rescore
  2. 2026-07-21 15:24 UTCEPSS rescore
  3. 2026-07-20 17:08 UTCEPSS rescore
  4. 2026-07-19 14:30 UTCEPSS rescore
  5. 2026-07-19 02:28 UTCEPSS rescore
  6. 2026-07-18 10:04 UTCEPSS rescore
  7. 2026-07-16 20:32 UTCGHSA enrichment
  8. 2026-07-16 17:02 UTCEPSS rescore
  9. 2026-07-16 08:10 UTCGHSA enrichment
  10. 2026-07-15 19:46 UTCGHSA enrichment
  11. 2026-07-15 16:57 UTCEPSS rescore
  12. 2026-07-15 07:24 UTCGHSA enrichment
  13. 2026-07-15 02:00 UTCEPSS rescore
  14. 2026-07-14 18:58 UTCGHSA enrichment
  15. 2026-07-14 06:34 UTCGHSA enrichment
  16. 2026-07-13 22:30 UTCEPSS rescore
  17. 2026-07-13 18:10 UTCGHSA enrichment
  18. 2026-07-13 06:12 UTCEPSS rescore
  19. 2026-07-13 05:48 UTCGHSA enrichment
  20. 2026-07-12 17:24 UTCGHSA enrichment
  21. 2026-07-12 05:46 UTCEPSS rescore
  22. 2026-07-12 05:01 UTCGHSA enrichment
  23. 2026-07-11 16:39 UTCGHSA enrichment
  24. 2026-07-11 08:27 UTCEPSS rescore
  25. 2026-07-11 04:15 UTCGHSA enrichment
Show 33 more
  1. 2026-07-10 15:51 UTCGHSA enrichment
  2. 2026-07-10 03:28 UTCGHSA enrichment
  3. 2026-07-09 19:10 UTCEPSS rescore
  4. 2026-07-09 15:06 UTCGHSA enrichment
  5. 2026-07-09 02:36 UTCGHSA enrichment
  6. 2026-07-08 15:15 UTCEPSS rescore
  7. 2026-07-08 15:15 UTCEPSS rescore
  8. 2026-07-08 14:14 UTCGHSA enrichment
  9. 2026-07-08 01:51 UTCGHSA enrichment
  10. 2026-07-07 13:46 UTCEPSS rescore
  11. 2026-07-07 13:29 UTCGHSA enrichment
  12. 2026-07-07 01:07 UTCGHSA enrichment
  13. 2026-07-06 16:27 UTCEPSS rescore
  14. 2026-07-06 12:44 UTCGHSA enrichment
  15. 2026-07-06 02:23 UTCEPSS rescore
  16. 2026-07-06 00:21 UTCGHSA enrichment
  17. 2026-07-05 11:57 UTCGHSA enrichment
  18. 2026-07-05 02:30 UTCEPSS rescore
  19. 2026-07-05 02:30 UTCEPSS rescore
  20. 2026-07-04 23:35 UTCGHSA enrichment
  21. 2026-07-04 11:13 UTCGHSA enrichment
  22. 2026-07-04 06:31 UTCEPSS rescore
  23. 2026-07-03 22:49 UTCGHSA enrichment
  24. 2026-07-03 10:26 UTCGHSA enrichment
  25. 2026-07-02 22:03 UTCGHSA enrichment
  26. 2026-07-02 20:05 UTCNVD updateCVSS v3 → 7.5
  27. 2026-07-02 09:41 UTCGHSA enrichment
  28. 2026-07-01 21:19 UTCGHSA enrichment
  29. 2026-07-01 15:06 UTCEPSS rescore
  30. 2026-07-01 15:06 UTCEPSS rescore
  31. 2026-07-01 08:57 UTCGHSA enrichment
  32. 2026-06-30 20:35 UTCEG score recompute
  33. 2026-06-30 20:33 UTCNVD updatefirst tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-11806?
CVE-2026-11806 is a high vulnerability published on June 30, 2026. IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.6 is affected by an arbitrary file read vulnerability with the restConnector-2.0 feature enabled.
When was CVE-2026-11806 disclosed?
CVE-2026-11806 was first published in the National Vulnerability Database on June 30, 2026, with the most recent update on July 2, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-11806 actively exploited?
CVE-2026-11806 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 38.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-11806?
CVE-2026-11806 has a CVSS v3 base score of 7.5 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 7.2.
How do I remediate CVE-2026-11806?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-11806, 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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