An Out-of-bounds Write vulnerability in WatchGuard Fireware OS networkd process could allow an authenticated privileged user to execute arbitrary code via a specially crafted requests to the Management Web UI.This vulnerability affects Fireware OS 11.8 up to and including 11.12.4_Update1, 12.0 up to and including 12.12 and 2025.1 up to and including 2026.2.
CVE-2026-13050
This high-severity CVE scores 8.6 under a secondary CVSS source (NVD's own analysis pending). EPSS exploit probability: 0.4%, top 65% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).
- High severity, but no confirmed exploitation yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 8.6
- EG Score
- 8.6(medium)
- EPSS
- 35.3%
- KEV
- Not listed
Published
July 3, 2026
Last Modified
July 7, 2026
Advisory Details (1)
Auto-updated Jul 6, 2026WatchGuard Firebox networkd Out of Bounds Write Vulnerability | WatchGuard Technologies
https://www.watchguard.com/wgrd-psirt/advisory/wgsa-2026-00029Vendor Advisories for CVE-2026-13050(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 / 13× 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.
- 2026-07-07 04:38 UTCEG score recompute
- 2026-07-07 04:38 UTCGHSA enrichment
- 2026-07-06 16:43 UTCEG score recompute▲ 8.60
- 2026-07-06 16:43 UTCGHSA enrichment
- 2026-07-06 16:41 UTCMITRE cvelistV5CVSS v3 → 8.6 · CVSS v4 → 8.6
- 2026-07-06 16:27 UTCEPSS rescore
- 2026-07-06 03:19 UTCEG score recompute
- 2026-07-06 03:19 UTCGHSA enrichment
- 2026-07-06 02:23 UTCEPSS rescore
- 2026-07-05 02:30 UTCEPSS rescore
- 2026-07-05 02:30 UTCEPSS rescore
- 2026-07-03 01:06 UTCEG score recompute
- 2026-07-03 01:06 UTCGHSA enrichment
Related CVEs(same CWE)
Same CWE
10 shownCWE-787
- CVE-2007-0158EG 9.8CRITICAL
- CVE-2007-0899EG 9.8CRITICAL
- CVE-2011-2462EG 9.8 KEVEPSS 100%CRITICAL
- CVE-2010-20115EG 9.3CRITICAL
- CVE-2010-4398NVD 7.8EG 9.0 KEVEPSS 94%HIGH
- CVE-2010-3333NVD 7.8EG 9.0 KEVEPSS 100%HIGH
- CVE-2010-2883NVD 7.3EG 9.0 KEVEPSS 100%HIGH
- CVE-2010-1297NVD 7.8EG 9.0 KEVEPSS 100%HIGH
- CVE-2009-3953NVD 8.8EG 9.0 KEVEPSS 100%HIGH
- CVE-2009-3129NVD 7.8EG 9.0 KEVEPSS 100%HIGH
Frequently asked(5)
What is CVE-2026-13050?
When was CVE-2026-13050 disclosed?
Is CVE-2026-13050 actively exploited?
What is the CVSS score of CVE-2026-13050?
How do I remediate CVE-2026-13050?
Dependency Blast Radius
Explore the affected products and dependency analysis for CVE-2026-13050
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