CVE-2026-8379

HIGHPre-NVD 7.57.5—
EchelonGraph scoreMEDIUM confidence

Score 7.5 from GitHub Security Advisory (severity: HIGH) published 2026-06-23. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 7.5; sources differ by 0.0.

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

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

The Frontend File Manager Plugin WordPress plugin through 23.6 does not properly enforce its nonce check on the file download handler, allowing unauthenticated attackers to download files uploaded by any user through the Frontend File Manager Plugin WordPress plugin through 23.6 by iterating identifiers.

CVSS v3
7.5
EG Score
7.5(medium)
EG Risk
65(Attend)
EG Risk 65/100SSVC: Attend

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
Severity75% × 45%
Exploitation40% × 40%
Automatability100% × 15%
Action: Remediate soon — notable exploitation risk.
EPSS PROB
0%
EPSS %ILE
34%
KEV
Not listed

Published

June 23, 2026

Last Modified

June 23, 2026

Advisory Details (1)

Auto-updated Jun 23, 2026
🔬 Proof of concept available. No patch confirmed yet.
generic🟡 PoC Available

Frontend File Manager Plugin <= 23.6 – Unauthenticated Arbitrary File Download | CVE 2026-8379 | Plugin Vulnerabilities

https://wpscan.com/vulnerability/71619406-19bb-437f-9538-fdf73de98827/

Vendor Advisories for CVE-2026-8379(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Data Freshness Timeline

(refreshed 4× in last 7d / 59× 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 210 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-8379?
CVE-2026-8379 is a high vulnerability published on June 23, 2026. The Frontend File Manager Plugin WordPress plugin through 23.6 does not properly enforce its nonce check on the file download handler, allowing unauthenticated attackers to download files uploaded by any user through the Frontend File Manager Plugin WordPress plugin through 23.6 by iterating…
When was CVE-2026-8379 disclosed?
CVE-2026-8379 was first published in the National Vulnerability Database on June 23, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-8379 actively exploited?
CVE-2026-8379 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 65.8% of all scored CVEs.
What is the CVSS score of CVE-2026-8379?
CVE-2026-8379 has a CVSS v3.1 base score of 7.5 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-8379?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-8379, 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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