Newly Patched Critical Microsoft WSUS Flaw Comes Under Active Exploitation
Vulnerabilities mentioned
All| CVE | Vulnerability | CVSS | EPSS | Signals | Published |
|---|---|---|---|---|---|
| CVE-2025-59287 | Deserialization RCE in Microsoft WSUS (Windows Server) | 9.8 | 100% | KEVPoC | KEV |
Indicators of compromise
auto-extracted · verify before use · export allAll| Type | Indicator | Context |
|---|---|---|
| domain | webhook.site | s to a unique URL created by the attacker on the legitimate webhook[.]site serivce. "We're now seeing indiscriminate, in-the-wild ex |
| md5 | f7d8c52bec79e42795cf15888b85cbad | date published last week. Three security researchers, MEOW, f7d8c52bec79e42795cf15888b85cbad, and Markus Wulftange with CODE WHITE GmbH, have been ackno |
From the original article
6 min read at thehackernews.com
Microsoft on Thursday released out-of-band security updates to patch a critical-severity Windows Server Update Services (WSUS) vulnerability with a proof-of-concept (Poc) exploit publicly available and has come under active exploitation in the wild. The vulnerability in question is CVE-2025-59287 (CVSS score: 9.
By @TheHackersNews · thehackernews.com
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