CVE-2026-58612: PowerShell Information Disclosure Vulnerability
Server-side request forgery (ssrf) in Microsoft PowerShell Core allows an unauthorized attacker to disclose information over a network.
CSIRTS triage
- What
- Server-side request forgery in PowerShell allows information disclosure.
- Who is affected
- Unauthorized attackers with network access to systems running PowerShell Core.
- Urgency
- High severity (CVSS 7.4); SSRF can lead to lateral movement and data exfiltration.
- Action
- Update PowerShell Core to patched version from Microsoft.
AI-assisted analysis generated from the source advisory — verify against the original.
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Details
Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-58612
Exploitation outlook
EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.
- Low exploitation riskCVE-2026-586120.80% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 54% of all EPSS-scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2026-58612 | coverage & exploitation status | NVD · CVE.org |
Same CVEs, other sources
How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.
- high[NEW] [high] Microsoft Developer Tools: Multiple Vulnerabilitiescert-bund
- unknownMultiple vulnerabilities in Microsoft products (August 12, 2026)cert-fr-avis
- unknownNCSC-2026-0285 [1.00] [M/H] Vulnerabilities patched in Microsoft Developer Toolsncsc-nl
- highCVE-2026-58612: Server-side request forgery (ssrf) in Microsoft PowerShell Core allows an unauthorized attacke…nvd
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