CVE Explorer
CVE-2026-13371
An authenticated administrator can trigger a denial-of-service condition in the Fireware Management Web UI by sending malformed or crafted data to the put_data endpoint, which performs unsafe deserialization of the attacker-supplied input.
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":"12.0","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:b19b39465c8bce8a66acf1a4b35b0fc0d65c2ac66ee71c5835a6d9e47ec96775 · sha256:d7fd66bb2895b92e… · /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":6.9,"baseSeverity":"MEDIUM","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:N/VI:N/VA:H/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"N…
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:b19b39465c8bce8a66acf1a4b35b0fc0d65c2ac66ee71c5835a6d9e47ec96775 · sha256:d7fd66bb2895b92e… · /containers/cna/metrics/0/cvssV4_0
CWE assertions
1 source assertion{"cweId":"CWE-502","description":"CWE-502 Deserialization of Untrusted Data","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:b19b39465c8bce8a66acf1a4b35b0fc0d65c2ac66ee71c5835a6d9e47ec96775 · sha256:d7fd66bb2895b92e… · /containers/cna/problemTypes/0/descriptions/0
Source references
1 source assertion{"tags":["vendor-advisory"],"url":"https://www.watchguard.com/wgrd-psirt/advisory/wgsa-2026-00014"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:b19b39465c8bce8a66acf1a4b35b0fc0d65c2ac66ee71c5835a6d9e47ec96775 · sha256:d7fd66bb2895b92e… · /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.