CVE Explorer
CVE-2026-13384
An Out-of-bounds Write vulnerability in WatchGuard Fireware OS wgagent 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 12.1 up to and including 12.12 and 2025.1 up to and including 2026.2.
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"defaultStatus":"unaffected","product":"Fireware OS","vendor":"WatchGuard","versions":[{"lessThanOrEqual":"12.12","status":"affected","version":"12.1","versionType":"semver"},{"lessThanOrEqual":"12.5.18","status":"affected","version":"12.5","versionType":"semver"},{"lessThanOrEqual":"2026.2","status":"affected","version":"2025.1","versionType":"semver"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:bb800f544ea0af21e11292b67a9970f0aff703ffd29def6f457d48aeb79aa6e0 · sha256:745b63cf7b440b51… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":8.6,"baseSeverity":"HIGH","privilegesRequired":"HIGH","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIG…
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:bb800f544ea0af21e11292b67a9970f0aff703ffd29def6f457d48aeb79aa6e0 · sha256:745b63cf7b440b51… · /containers/cna/metrics/0/cvssV4_0
CWE assertions
1 source assertion{"cweId":"CWE-787","description":"CWE-787 Out-of-bounds Write","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:bb800f544ea0af21e11292b67a9970f0aff703ffd29def6f457d48aeb79aa6e0 · sha256:745b63cf7b440b51… · /containers/cna/problemTypes/0/descriptions/0
Source references
1 source assertion{"tags":["vendor-advisory"],"url":"https://www.watchguard.com/wgrd-psirt/advisory/wgsa-2026-00021"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:bb800f544ea0af21e11292b67a9970f0aff703ffd29def6f457d48aeb79aa6e0 · sha256:745b63cf7b440b51… · /containers/cna/references/0
Attribution and limitations
- CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →
Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.