CVE-2026-8211

MEDIUMNVD 4.74.7—
EchelonGraph scoreMEDIUM confidence

Score 4.7 from GitHub Security Advisory (severity: LOW) published 2026-05-10. NVD baseline CVSS 4.7; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Elevated
4.7
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 0%CVSS: 4.7Exploit: NoneExposed: 0

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

A vulnerability was detected in codelibs Fess up to 15.5.1. Affected by this issue is the function update of the file org/codelibs/fess/app/web/admin/design/AdminDesignAction.java of the component JSP File Handler. The manipulation of the argument content results in code injection. The attack may be performed from remote. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS v3
4.7
EG Score
4.7(medium)
EPSS
15.5%
KEV
Not listed

Published

May 9, 2026

Last Modified

May 13, 2026

References (4)

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 7× in last 7d / 37× 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. 2026-07-16 17:03 UTCEPSS rescore
  2. 2026-07-15 16:57 UTCEPSS rescore
  3. 2026-07-15 02:00 UTCEPSS rescore
  4. 2026-07-13 22:31 UTCEPSS rescore
  5. 2026-07-13 06:13 UTCEPSS rescore
  6. 2026-07-12 05:46 UTCEPSS rescore
  7. 2026-07-11 08:27 UTCEPSS rescore
  8. 2026-07-09 19:10 UTCEPSS rescore
  9. 2026-07-08 15:16 UTCEPSS rescore
  10. 2026-07-08 15:16 UTCEPSS rescore
  11. 2026-07-07 13:46 UTCEPSS rescore
  12. 2026-07-07 13:46 UTCEPSS rescore
  13. 2026-07-06 16:27 UTCEPSS rescore
  14. 2026-07-06 16:27 UTCEPSS rescore
  15. 2026-07-06 02:23 UTCEPSS rescore
  16. 2026-07-06 02:23 UTCEPSS rescore
  17. 2026-07-05 02:31 UTCEPSS rescore
  18. 2026-07-05 02:30 UTCEPSS rescore
  19. 2026-07-04 06:31 UTCEPSS rescore
  20. 2026-07-04 06:31 UTCEPSS rescore
  21. 2026-07-01 15:07 UTCEPSS rescore
  22. 2026-06-30 23:22 UTCEPSS rescore
  23. 2026-06-29 14:06 UTCEPSS rescore
  24. 2026-06-28 14:07 UTCEPSS rescore
  25. 2026-06-28 04:56 UTCEPSS rescore
Show 58 more
  1. 2026-06-27 10:26 UTCGHSA enrichment
  2. 2026-06-27 03:08 UTCEPSS rescore
  3. 2026-06-26 05:44 UTCGHSA enrichment
  4. 2026-06-25 13:50 UTCEPSS rescore
  5. 2026-06-24 14:05 UTCEPSS rescore
  6. 2026-06-23 21:33 UTCEPSS rescore
  7. 2026-06-22 14:25 UTCEPSS rescore
  8. 2026-06-21 14:56 UTCEPSS rescore
  9. 2026-06-21 01:59 UTCEPSS rescore
  10. 2026-06-19 19:26 UTCEPSS rescore
  11. 2026-06-18 17:52 UTCEPSS rescore
  12. 2026-06-17 17:53 UTCEPSS rescore
  13. 2026-06-16 17:53 UTCEPSS rescore
  14. 2026-06-16 07:49 UTCGHSA enrichment
  15. 2026-06-15 17:49 UTCEPSS rescore
  16. 2026-06-15 17:49 UTCEPSS rescore
  17. 2026-06-14 23:18 UTCEPSS rescore
  18. 2026-06-14 09:33 UTCGHSA enrichment
  19. 2026-06-13 23:00 UTCEPSS rescore
  20. 2026-06-13 09:23 UTCGHSA enrichment
  21. 2026-06-12 23:12 UTCEPSS rescore
  22. 2026-06-12 23:12 UTCEPSS rescore
  23. 2026-06-12 09:11 UTCGHSA enrichment
  24. 2026-06-11 14:00 UTCEPSS rescore
  25. 2026-06-11 09:02 UTCGHSA enrichment
  26. 2026-06-10 22:19 UTCEPSS rescore
  27. 2026-06-10 13:22 UTCEPSS rescore
  28. 2026-06-10 08:51 UTCGHSA enrichment
  29. 2026-06-09 08:42 UTCGHSA enrichment
  30. 2026-06-08 14:17 UTCEPSS rescore
  31. 2026-06-08 08:32 UTCGHSA enrichment
  32. 2026-06-07 15:25 UTCEPSS rescore
  33. 2026-06-07 08:21 UTCGHSA enrichment
  34. 2026-06-06 13:47 UTCEPSS rescore
  35. 2026-06-06 08:11 UTCGHSA enrichment
  36. 2026-06-05 22:47 UTCEPSS rescore
  37. 2026-06-05 08:01 UTCGHSA enrichment
  38. 2026-06-05 06:10 UTCEPSS rescore
  39. 2026-06-04 13:12 UTCEPSS rescore
  40. 2026-06-04 07:51 UTCGHSA enrichment
  41. 2026-06-03 07:41 UTCGHSA enrichment
  42. 2026-06-02 20:13 UTCEPSS rescore
  43. 2026-06-02 07:31 UTCGHSA enrichment
  44. 2026-06-01 13:52 UTCEPSS rescore
  45. 2026-06-01 07:21 UTCGHSA enrichment
  46. 2026-05-31 22:30 UTCEPSS rescore
  47. 2026-05-31 00:16 UTCEPSS rescore
  48. 2026-05-29 13:44 UTCEPSS rescore
  49. 2026-05-28 13:44 UTCEPSS rescore
  50. 2026-05-27 13:40 UTCEPSS rescore
  51. 2026-05-27 13:40 UTCEPSS rescore
  52. 2026-05-26 13:44 UTCEPSS rescore
  53. 2026-05-26 07:18 UTCEPSS rescore
  54. 2026-05-21 22:43 UTCEPSS rescore
  55. 2026-05-20 22:38 UTCEPSS rescore
  56. 2026-05-20 13:27 UTCEG score recompute
  57. 2026-05-20 13:27 UTCGHSA enrichment
  58. 2026-05-20 11:22 UTCEPSS rescore

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Frequently asked(5)

What is CVE-2026-8211?
CVE-2026-8211 is a medium vulnerability published on May 9, 2026. A vulnerability was detected in codelibs Fess up to 15.5.1. Affected by this issue is the function update of the file org/codelibs/fess/app/web/admin/design/AdminDesignAction.java of the component JSP File Handler. The manipulation of the argument content results in code injection. The attack may…
When was CVE-2026-8211 disclosed?
CVE-2026-8211 was first published in the National Vulnerability Database on May 9, 2026, with the most recent update on May 13, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-8211 actively exploited?
CVE-2026-8211 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 15.5% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-8211?
CVE-2026-8211 has a CVSS v3 base score of 4.7 (NVD).
How do I remediate CVE-2026-8211?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-8211, 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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