CVE-2025-2516
Kingsoft WPS Office — Use of a weak cryptographic key in the signature verification process in WPS Office
Description · from the CVE record
The use of a weak cryptographic key pair in the signature verification process in WPS Office (Kingsoft) on Windows allows an attacker who successfully recovered the private key to sign components. As older versions of WPS Office did not validate the update server's certificate, an Adversary-In-The-Middle attack was possible allowing updates to be hijacked.
Affected
ProductAffectedFixed inSource
WPS Officesee advisory–CNA
Scores by source
ESET (CNA)9.5CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/U:Amber
CISA ADPSSVCExploitation: poc · Automatable: no · Technical impact: total