CVE-2026-13368

HIGHNVD 8.18.1—
EchelonGraph scoreMEDIUM confidence

Score 8.1 from GitHub Security Advisory (severity: CRITICAL) published 2026-07-03. NVD baseline CVSS 8.1; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Trending — 3 sources updated this week
8.1EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 8.1Exploit: None knownExposed: 0

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

WatchGuard Fireware OS contains a race condition leading to a use-after-free vulnerability in LDAP authentication for the Mobile User VPN with IKEv2. A remote unauthenticated attacker could exploit this vulnerability to execute arbitrary code in the context of the iked process on Fireboxes that have a Mobile VPN with IKEv2 configured to use an external LDAP authentication server.

CVSS v3
8.1
EG Score
8.1(medium)
EG Risk
37(Track)
EG Risk 37/100SSVC: 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
Severity81% × 45%
Exploitation1% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
1%
EPSS %ILE
61%
KEV
Not listed

Published

July 3, 2026

Last Modified

August 28, 2026

Advisory Details (1)

Auto-updated Aug 1, 2026
No patch confirmed yet.
generic

WatchGuard Firebox Race Condition and Use-After-Free in Mobile VPN with IKEv2 LDAP Authentication | WatchGuard Technologies

https://www.watchguard.com/wgrd-psirt/advisory/wgsa-2026-00023

Vendor Advisories for CVE-2026-13368(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 10× in last 7d / 82× 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 307 total refreshes for this CVE.

  1. 2026-09-11 14:52 UTCEPSS rescore
  2. 2026-09-11 09:36 UTCEPSS rescore
  3. 2026-09-10 09:34 UTCEPSS rescore
  4. 2026-09-08 22:00 UTCEPSS rescore
  5. 2026-09-07 16:01 UTCEPSS rescore
  6. 2026-09-06 14:18 UTCEG score recompute
  7. 2026-09-06 14:18 UTCGHSA enrichment
  8. 2026-09-06 13:47 UTCEPSS rescore
  9. 2026-09-05 23:50 UTCEG score recompute
  10. 2026-09-05 23:50 UTCGHSA enrichment
  11. 2026-09-04 05:06 UTCEPSS rescore
  12. 2026-09-02 14:11 UTCEPSS rescore
  13. 2026-09-01 13:53 UTCEPSS rescore
  14. 2026-09-01 04:39 UTCEPSS rescore
  15. 2026-08-30 22:34 UTCEG score recompute
  16. 2026-08-30 22:34 UTCGHSA enrichment
  17. 2026-08-30 19:17 UTCEPSS rescore
  18. 2026-08-30 11:21 UTCEG score recompute
  19. 2026-08-30 11:21 UTCGHSA enrichment
  20. 2026-08-30 01:21 UTCEPSS rescore
  21. 2026-08-28 21:40 UTCEPSS rescore
  22. 2026-08-28 00:39 UTCGHSA enrichment
  23. 2026-08-27 23:29 UTCGHSA enrichment
  24. 2026-08-27 22:13 UTCEG score recompute
  25. 2026-08-27 22:13 UTCGHSA enrichment
Show 75 more
  1. 2026-08-27 14:24 UTCEPSS rescore
  2. 2026-08-25 13:48 UTCEPSS rescore
  3. 2026-08-25 13:39 UTCGHSA enrichment
  4. 2026-08-24 20:55 UTCEG score recompute
  5. 2026-08-24 20:55 UTCGHSA enrichment
  6. 2026-08-24 04:57 UTCGHSA enrichment
  7. 2026-08-23 17:45 UTCGHSA enrichment
  8. 2026-08-23 06:33 UTCEG score recompute
  9. 2026-08-23 06:33 UTCGHSA enrichment
  10. 2026-08-23 00:19 UTCEPSS rescore
  11. 2026-08-22 19:20 UTCGHSA enrichment
  12. 2026-08-22 06:02 UTCEG score recompute
  13. 2026-08-22 06:02 UTCGHSA enrichment
  14. 2026-08-21 23:48 UTCEPSS rescore
  15. 2026-08-21 15:47 UTCGHSA enrichment
  16. 2026-08-21 04:26 UTCEG score recompute
  17. 2026-08-21 04:26 UTCGHSA enrichment
  18. 2026-08-20 22:55 UTCEPSS rescore
  19. 2026-08-20 15:52 UTCGHSA enrichment
  20. 2026-08-20 03:59 UTCEG score recompute
  21. 2026-08-20 03:59 UTCGHSA enrichment
  22. 2026-08-19 17:03 UTCEPSS rescore
  23. 2026-08-19 10:17 UTCGHSA enrichment
  24. 2026-08-18 22:58 UTCEG score recompute
  25. 2026-08-18 22:58 UTCGHSA enrichment
  26. 2026-08-18 13:48 UTCEPSS rescore
  27. 2026-08-18 11:46 UTCGHSA enrichment
  28. 2026-08-17 22:49 UTCEG score recompute
  29. 2026-08-17 22:49 UTCGHSA enrichment
  30. 2026-08-17 08:21 UTCGHSA enrichment
  31. 2026-08-16 21:09 UTCEG score recompute
  32. 2026-08-16 21:09 UTCGHSA enrichment
  33. 2026-08-16 14:56 UTCEPSS rescore
  34. 2026-08-16 09:56 UTCEG score recompute
  35. 2026-08-16 09:56 UTCGHSA enrichment
  36. 2026-08-16 02:14 UTCEPSS rescore
  37. 2026-08-15 22:44 UTCGHSA enrichment
  38. 2026-08-15 11:31 UTCEG score recompute
  39. 2026-08-15 11:31 UTCGHSA enrichment
  40. 2026-08-15 01:30 UTCEPSS rescore
  41. 2026-08-15 00:18 UTCEG score recompute
  42. 2026-08-15 00:18 UTCGHSA enrichment
  43. 2026-08-14 13:06 UTCEG score recompute▼ 1.10
  44. 2026-08-14 13:06 UTCGHSA enrichment
  45. 2026-08-14 13:05 UTCNVD updateCVSS v3 → 8.1 · severity → HIGH
  46. 2026-08-14 12:25 UTCGHSA enrichment
  47. 2026-08-14 08:08 UTCGHSA enrichment
  48. 2026-08-14 03:51 UTCGHSA enrichment
  49. 2026-08-13 23:35 UTCEG score recompute
  50. 2026-08-13 23:35 UTCGHSA enrichment
  51. 2026-08-13 22:00 UTCEPSS rescore
  52. 2026-08-13 19:13 UTCGHSA enrichment
  53. 2026-08-13 14:56 UTCGHSA enrichment
  54. 2026-08-13 10:39 UTCGHSA enrichment
  55. 2026-08-13 06:22 UTCGHSA enrichment
  56. 2026-08-13 02:05 UTCGHSA enrichment
  57. 2026-08-12 21:48 UTCGHSA enrichment
  58. 2026-08-12 17:31 UTCEG score recompute
  59. 2026-08-12 17:31 UTCGHSA enrichment
  60. 2026-08-12 13:50 UTCEPSS rescore
  61. 2026-08-12 13:15 UTCGHSA enrichment
  62. 2026-08-12 08:58 UTCGHSA enrichment
  63. 2026-08-12 04:41 UTCGHSA enrichment
  64. 2026-08-12 00:24 UTCGHSA enrichment
  65. 2026-08-11 20:06 UTCGHSA enrichment
  66. 2026-08-11 15:50 UTCEG score recompute
  67. 2026-08-11 15:50 UTCGHSA enrichment
  68. 2026-08-11 13:42 UTCEPSS rescore
  69. 2026-08-11 11:33 UTCGHSA enrichment
  70. 2026-08-11 07:16 UTCGHSA enrichment
  71. 2026-08-11 03:00 UTCEG score recompute
  72. 2026-08-11 03:00 UTCGHSA enrichment
  73. 2026-08-10 23:59 UTCEPSS rescore
  74. 2026-08-10 22:43 UTCGHSA enrichment
  75. 2026-08-10 18:26 UTCEG score recompute

Frequently asked(5)

What is CVE-2026-13368?
CVE-2026-13368 is a high vulnerability published on July 3, 2026. WatchGuard Fireware OS contains a race condition leading to a use-after-free vulnerability in LDAP authentication for the Mobile User VPN with IKEv2. A remote unauthenticated attacker could exploit this vulnerability to execute arbitrary code in the context of the iked process on Fireboxes that…
When was CVE-2026-13368 disclosed?
CVE-2026-13368 was first published in the National Vulnerability Database on July 3, 2026, with the most recent update on August 28, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-13368 actively exploited?
CVE-2026-13368 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1% probability of exploitation in the next 30 days, which ranks it in the top 38.8% of all scored CVEs.
What is the CVSS score of CVE-2026-13368?
CVE-2026-13368 has a CVSS v3 base score of 8.1 (NVD).
How do I remediate CVE-2026-13368?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-13368, 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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