CVE-2026-13383

HIGHNVD 7.27.2—
EchelonGraph scoreMEDIUM confidence

Score 7.2 from GitHub Security Advisory (severity: HIGH) published 2026-07-03. NVD baseline CVSS 7.2; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Trending — 3 sources updated this week
7.2EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 7.2Exploit: None knownExposed: 0

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

An Out-of-bounds Write vulnerability in WatchGuard Fireware OS ikestubd process could allow an authenticated privileged user to execute arbitrary code via a specially crafted requests to the Management Web UI.

CVSS v3
7.2
EG Score
7.2(medium)
EG Risk
33(Track)
EG Risk 33/100SSVC: 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
Severity72% × 45%
Exploitation1% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
1%
EPSS %ILE
52%
KEV
Not listed

Published

July 3, 2026

Last Modified

August 28, 2026

Advisory Details (1)

Auto-updated Jul 6, 2026
No patch confirmed yet.
generic

WatchGuard Firebox ikestubd Out of Bounds Write Vulnerability | WatchGuard Technologies

https://www.watchguard.com/wgrd-psirt/advisory/wgsa-2026-00020

Vendor Advisories for CVE-2026-13383(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 / 73× 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 196 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. 2026-08-31 00:04 UTCEG score recompute
  16. 2026-08-31 00:04 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 22:59 UTCEG score recompute
  5. 2026-08-24 22:59 UTCGHSA enrichment
  6. 2026-08-24 10:14 UTCEG score recompute
  7. 2026-08-24 10:14 UTCGHSA enrichment
  8. 2026-08-23 21:22 UTCGHSA enrichment
  9. 2026-08-23 08:36 UTCEG score recompute
  10. 2026-08-23 08:36 UTCGHSA enrichment
  11. 2026-08-23 00:19 UTCEPSS rescore
  12. 2026-08-22 19:53 UTCGHSA enrichment
  13. 2026-08-22 07:09 UTCEG score recompute
  14. 2026-08-22 07:09 UTCGHSA enrichment
  15. 2026-08-21 23:48 UTCEPSS rescore
  16. 2026-08-21 18:25 UTCGHSA enrichment
  17. 2026-08-21 05:39 UTCEG score recompute
  18. 2026-08-21 05:39 UTCGHSA enrichment
  19. 2026-08-20 22:55 UTCEPSS rescore
  20. 2026-08-20 16:54 UTCGHSA enrichment
  21. 2026-08-20 03:59 UTCEG score recompute
  22. 2026-08-20 03:59 UTCGHSA enrichment
  23. 2026-08-19 17:03 UTCEPSS rescore
  24. 2026-08-19 09:51 UTCGHSA enrichment
  25. 2026-08-18 20:53 UTCEG score recompute
  26. 2026-08-18 20:53 UTCGHSA enrichment
  27. 2026-08-18 13:48 UTCEPSS rescore
  28. 2026-08-18 04:43 UTCGHSA enrichment
  29. 2026-08-17 15:55 UTCEG score recompute
  30. 2026-08-17 15:55 UTCGHSA enrichment
  31. 2026-08-17 03:11 UTCEG score recompute
  32. 2026-08-17 03:11 UTCGHSA enrichment
  33. 2026-08-16 14:56 UTCEPSS rescore
  34. 2026-08-16 14:27 UTCEG score recompute
  35. 2026-08-16 14:27 UTCGHSA enrichment
  36. 2026-08-16 02:14 UTCEPSS rescore
  37. 2026-08-16 01:44 UTCGHSA enrichment
  38. 2026-08-15 13:00 UTCEG score recompute
  39. 2026-08-15 13:00 UTCGHSA enrichment
  40. 2026-08-15 01:30 UTCEPSS rescore
  41. 2026-08-15 00:16 UTCGHSA enrichment
  42. 2026-08-14 11:32 UTCGHSA enrichment
  43. 2026-08-13 22:49 UTCEG score recompute
  44. 2026-08-13 22:49 UTCGHSA enrichment
  45. 2026-08-13 22:00 UTCEPSS rescore
  46. 2026-08-13 10:06 UTCGHSA enrichment
  47. 2026-08-12 21:22 UTCEG score recompute
  48. 2026-08-12 21:22 UTCGHSA enrichment
  49. 2026-08-12 13:50 UTCEPSS rescore
  50. 2026-08-12 08:37 UTCGHSA enrichment
  51. 2026-08-11 19:53 UTCEG score recompute
  52. 2026-08-11 19:53 UTCGHSA enrichment
  53. 2026-08-11 13:42 UTCEPSS rescore
  54. 2026-08-11 07:09 UTCEG score recompute
  55. 2026-08-11 07:09 UTCGHSA enrichment
  56. 2026-08-10 23:59 UTCEPSS rescore
  57. 2026-08-10 18:26 UTCGHSA enrichment
  58. 2026-08-10 17:56 UTCGHSA enrichment
  59. 2026-08-10 14:19 UTCGHSA enrichment
  60. 2026-08-10 01:35 UTCEG score recompute
  61. 2026-08-10 01:35 UTCGHSA enrichment
  62. 2026-08-09 13:46 UTCEPSS rescore
  63. 2026-08-09 12:52 UTCGHSA enrichment
  64. 2026-08-09 00:08 UTCEG score recompute
  65. 2026-08-09 00:08 UTCGHSA enrichment
  66. 2026-08-08 16:37 UTCEPSS rescore
  67. 2026-08-08 11:24 UTCGHSA enrichment
  68. 2026-08-07 22:41 UTCEG score recompute
  69. 2026-08-07 22:41 UTCGHSA enrichment
  70. 2026-08-07 09:57 UTCGHSA enrichment
  71. 2026-08-06 21:13 UTCEG score recompute
  72. 2026-08-06 21:13 UTCGHSA enrichment
  73. 2026-08-06 13:46 UTCEPSS rescore
  74. 2026-08-06 08:30 UTCGHSA enrichment
  75. 2026-08-05 19:46 UTCEG score recompute

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-13383?
CVE-2026-13383 is a high vulnerability published on July 3, 2026. An Out-of-bounds Write vulnerability in WatchGuard Fireware OS ikestubd process could allow an authenticated privileged user to execute arbitrary code via a specially crafted requests to the Management Web UI.
When was CVE-2026-13383 disclosed?
CVE-2026-13383 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-2026-13383 actively exploited?
CVE-2026-13383 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 48.0% of all scored CVEs.
What is the CVSS score of CVE-2026-13383?
CVE-2026-13383 has a CVSS v3 base score of 7.2 (NVD).
How do I remediate CVE-2026-13383?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-13383, 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-2026-13383

Explore →

Is Your Infrastructure Affected by CVE-2026-13383?

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

Start Free Scan →Browse All CVEs