CRITICALExploited in the wildUnknown

WatchGuard Firebox Out-of-Bounds Write Vulnerability

https://www.watchguard.com/wgrd-psirt/advisory/wgsa-2025-00015 ; https://nvd.nist.gov/vuln/detail/CVE-2025-9242

CVE-2025-9242Published 8 months agoSource: CISA KEV

Affected packages

No package-level mapping for this advisory.

Exploit signal

Known exploited (CISA KEV)
Yes
EPSS score
91.12%
EPSS percentile
99.8%

EPSS is the probability a CVE is exploited in the wild; percentile is its rank among all CVEs. This advisory is in the top 100%.

Sources

No external sources available.

Recommended response stack

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WatchGuard Firebox Out-of-Bounds Write Vulnerability | HackTribune