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: 0.2%CVSS: 5.5Exploit: None knownExposed services: Not assessed

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

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
5.5MEDIUMmedium confidence
EG Risk
25
EG Risk 25/100CISA SSVC

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%
CISA SSVC: Track at every mission impact level.
Action: No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation within your standard update timelines, and watch the vendor's advisory for the fix.
EPSS PROB
0.2%
EPSS %ILE
12th
KEV
Not listed

CISA SSVCTrack at every mission impact level.

No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation within your standard update timelines, and watch the vendor's advisory for the fix.

Exploitation none (CISA Vulnrichment) · Automatable no (CISA Vulnrichment) · Technical impact partial (CISA Vulnrichment). Mission impact is CISA's Mission & Well-being decision point, and only you can judge it: high means the affected system is essential to your organisation's mission, or its compromise could cause irreversible harm to people. CISA's decision table

Published

August 5, 2026

Last Modified

August 10, 2026

Advisory Details (3)

Auto-updated Aug 5, 2026
🔬 Proof of concept available. No fix on record 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 13× in last 7d / 62× 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 156 total refreshes for this CVE.

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

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 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 0.2% probability of exploitation in the next 30 days (12th percentile of EPSS-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?
No fix for CVE-2026-14304 is confirmed yet. Until one is published, restrict network exposure of the affected system or apply the vendor's mitigation — for example, keep it off the internet or limit it to trusted networks — and watch the vendor's advisory for the fix. The vendor advisories EchelonGraph has for CVE-2026-14304 are linked in the Vendor Advisories panel on this page.

Dependency Blast Radius

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