CVE-2026-14304

MEDIUMNVD 5.55.5—
EchelonGraph scoreMEDIUM confidence

Score 5.5 from GitHub Security Advisory published 2026-08-05. NVD baseline CVSS 5.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Trending — 3 sources updated this week
5.5EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 5.5Exploit: None knownExposed: 0

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

In Eclipse Accessibility Tools Framework (ACTF) versions up to 1.6.0 (including source code versions up to v20260630 and ACTF based application miChecker versions up to 3.1.0), it has been identified that an XML External Entity (XXE) vulnerability exists.

If this vulnerability is exploited, a malicious third party could gain access to local resources or internal network resources via computer running applications that use Eclipse ACTF, including miChecker.

CVSS v3
5.5
EG Score
5.5(medium)
EG Risk
25(Track)
EG Risk 25/100SSVC: 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
Severity55% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
7%
KEV
Not listed

Published

August 5, 2026

Last Modified

August 10, 2026

Advisory Details (3)

Auto-updated Aug 5, 2026
🔬 Proof of concept available. No patch confirmed yet.
generic

[Eclipse Accessibility Tools Framework] Eclipse Accessibility Tools Framework (miChecker) contains an improper restriction of XML external entity reference vulnerability (#151) · Issues · Eclipse Projects Security / cve-assignment · GitLab

https://gitlab.eclipse.org/security/cve-assignment/-/work_items/151
generic🟡 PoC Available

GitHub - eclipse-actf/org.eclipse.actf: ACTF project · GitHub

https://github.com/eclipse-actf/org.eclipse.actf
generic

障害者のウェブページみんなのアクセシビリティ評価ツール（エムアイチェッカー）｜公的機関のウェブアクセシビリティ｜情報アクセシビリティポータルサイト｜総務省

https://www.soumu.go.jp/info-accessibility-portal/webaccessibility/michecker/

Vendor Advisories for CVE-2026-14304(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 15× in last 7d / 71× 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.

Showing the most recent 100 of 121 total refreshes for this CVE.

  1. 2026-09-20 06:03 UTCEG score recompute
  2. 2026-09-20 06:03 UTCGHSA enrichment
  3. 2026-09-19 04:24 UTCEG score recompute
  4. 2026-09-19 04:24 UTCGHSA enrichment
  5. 2026-09-18 19:27 UTCEPSS rescore
  6. 2026-09-18 02:46 UTCEG score recompute
  7. 2026-09-18 02:46 UTCGHSA enrichment
  8. 2026-09-17 01:08 UTCEG score recompute
  9. 2026-09-17 01:08 UTCGHSA enrichment
  10. 2026-09-16 14:07 UTCEPSS rescore
  11. 2026-09-16 05:14 UTCEPSS rescore
  12. 2026-09-15 17:08 UTCEG score recompute
  13. 2026-09-15 17:08 UTCGHSA enrichment
  14. 2026-09-14 15:30 UTCEG score recompute
  15. 2026-09-14 15:30 UTCGHSA enrichment
  16. 2026-09-13 16:46 UTCEPSS rescore
  17. 2026-09-13 13:52 UTCEG score recompute
  18. 2026-09-13 13:52 UTCGHSA enrichment
  19. 2026-09-12 15:00 UTCEPSS rescore
  20. 2026-09-12 12:14 UTCEG score recompute
  21. 2026-09-12 12:14 UTCGHSA enrichment
  22. 2026-09-11 14:52 UTCEPSS rescore
  23. 2026-09-11 09:47 UTCEG score recompute
  24. 2026-09-11 09:47 UTCGHSA enrichment
  25. 2026-09-11 09:36 UTCEPSS rescore
Show 75 more
  1. 2026-09-10 09:34 UTCEPSS rescore
  2. 2026-09-10 08:04 UTCGHSA enrichment
  3. 2026-09-09 06:25 UTCEG score recompute
  4. 2026-09-09 06:25 UTCGHSA enrichment
  5. 2026-09-08 22:00 UTCEPSS rescore
  6. 2026-09-07 21:50 UTCEG score recompute
  7. 2026-09-07 21:50 UTCGHSA enrichment
  8. 2026-09-07 16:01 UTCEPSS rescore
  9. 2026-09-06 20:12 UTCEG score recompute
  10. 2026-09-06 20:12 UTCGHSA enrichment
  11. 2026-09-06 13:47 UTCEPSS rescore
  12. 2026-09-05 18:27 UTCEG score recompute
  13. 2026-09-05 18:27 UTCGHSA enrichment
  14. 2026-09-04 11:16 UTCEG score recompute
  15. 2026-09-04 11:16 UTCGHSA enrichment
  16. 2026-09-04 05:06 UTCEPSS rescore
  17. 2026-09-03 09:13 UTCEG score recompute
  18. 2026-09-03 09:13 UTCGHSA enrichment
  19. 2026-09-02 14:11 UTCEPSS rescore
  20. 2026-09-02 07:33 UTCEG score recompute
  21. 2026-09-02 07:33 UTCGHSA enrichment
  22. 2026-09-01 13:53 UTCEPSS rescore
  23. 2026-09-01 00:46 UTCGHSA enrichment
  24. 2026-08-30 23:08 UTCEG score recompute
  25. 2026-08-30 23:08 UTCGHSA enrichment
  26. 2026-08-30 19:17 UTCEPSS rescore
  27. 2026-08-30 01:21 UTCEPSS rescore
  28. 2026-08-29 21:29 UTCEG score recompute
  29. 2026-08-29 21:29 UTCGHSA enrichment
  30. 2026-08-28 21:40 UTCEPSS rescore
  31. 2026-08-27 22:36 UTCEG score recompute
  32. 2026-08-27 22:36 UTCGHSA enrichment
  33. 2026-08-27 14:24 UTCEPSS rescore
  34. 2026-08-26 20:58 UTCEG score recompute
  35. 2026-08-26 20:58 UTCGHSA enrichment
  36. 2026-08-25 19:17 UTCEG score recompute
  37. 2026-08-25 19:17 UTCGHSA enrichment
  38. 2026-08-25 13:48 UTCEPSS rescore
  39. 2026-08-24 17:39 UTCEG score recompute
  40. 2026-08-24 17:39 UTCGHSA enrichment
  41. 2026-08-23 14:45 UTCEG score recompute
  42. 2026-08-23 14:45 UTCGHSA enrichment
  43. 2026-08-23 00:19 UTCEPSS rescore
  44. 2026-08-22 13:07 UTCEG score recompute
  45. 2026-08-22 13:07 UTCGHSA enrichment
  46. 2026-08-21 23:48 UTCEPSS rescore
  47. 2026-08-21 11:29 UTCEG score recompute
  48. 2026-08-21 11:29 UTCGHSA enrichment
  49. 2026-08-20 22:55 UTCEPSS rescore
  50. 2026-08-20 09:51 UTCEG score recompute
  51. 2026-08-20 09:51 UTCGHSA enrichment
  52. 2026-08-19 17:03 UTCEPSS rescore
  53. 2026-08-19 08:12 UTCEG score recompute
  54. 2026-08-19 08:12 UTCGHSA enrichment
  55. 2026-08-18 13:48 UTCEPSS rescore
  56. 2026-08-18 06:34 UTCEG score recompute
  57. 2026-08-18 06:34 UTCGHSA enrichment
  58. 2026-08-17 04:56 UTCEG score recompute
  59. 2026-08-17 04:56 UTCGHSA enrichment
  60. 2026-08-16 14:56 UTCEPSS rescore
  61. 2026-08-16 03:18 UTCEG score recompute
  62. 2026-08-16 03:18 UTCGHSA enrichment
  63. 2026-08-16 02:14 UTCEPSS rescore
  64. 2026-08-15 01:39 UTCEG score recompute
  65. 2026-08-15 01:39 UTCGHSA enrichment
  66. 2026-08-15 01:30 UTCEPSS rescore
  67. 2026-08-14 00:01 UTCEG score recompute
  68. 2026-08-14 00:01 UTCGHSA enrichment
  69. 2026-08-13 22:00 UTCEPSS rescore
  70. 2026-08-12 22:22 UTCEG score recompute
  71. 2026-08-12 22:22 UTCGHSA enrichment
  72. 2026-08-12 13:50 UTCEPSS rescore
  73. 2026-08-11 20:44 UTCEG score recompute
  74. 2026-08-11 20:44 UTCGHSA enrichment
  75. 2026-08-11 13:42 UTCEPSS rescore

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-14304?
CVE-2026-14304 is a medium vulnerability published on August 5, 2026. In Eclipse Accessibility Tools Framework (ACTF) versions up to 1.6.0 (including source code versions up to v20260630 and ACTF based application miChecker versions up to 3.1.0), it has been identified that an XML External Entity (XXE) vulnerability exists. If this vulnerability is exploited, a…
When was CVE-2026-14304 disclosed?
CVE-2026-14304 was first published in the National Vulnerability Database on August 5, 2026, with the most recent update on August 10, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-14304 actively exploited?
CVE-2026-14304 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 93.0% of all scored CVEs.
What is the CVSS score of CVE-2026-14304?
CVE-2026-14304 has a CVSS v3 base score of 5.5 (NVD).
How do I remediate CVE-2026-14304?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-14304, 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-2026-14304

Explore →

Is Your Infrastructure Affected by CVE-2026-14304?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs