Netskope Threat Labs

FILE-OTHER Incoming corrupted file causing denial-of-service in SumatraPDF detected

IPS-CFWIPS-SWG

1 SID: 170198

Detects documents exploiting CVE-2025-57248 and CVE-2025-58367, parser flaws in the SumatraPDF reader that crash the application. The crafted files exhaust or corrupt the parser, a denial of service against users who open them.