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CVE-2026-64636

highCVSS 7.7covered by 2 sourcesfirst seen 2026-08-07
An SQL injection vulnerability in Plesk Obsidian up to 18.0.80 for Linux and Windows allows an authenticated user to read arbitrary data from the panel database.

CSIRTS triage

vendor: WebProsproduct: Plesk ObsidianSQL injectionaffected: Prior to 18.0.80.1 and 18.0.79.5
What
Plesk Obsidian contains a blind SQL injection vulnerability (CVE-2026-64636).
Who is affected
Organizations running Plesk Obsidian versions prior to 18.0.80.1 or 18.0.79.5.
Urgency
High; SQL injection vulnerabilities enable database compromise and lateral movement within affected systems.
Action
Update Plesk Obsidian to version 18.0.80.1 or 18.0.79.5 or later.

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Exploitation outlook

Advisory coverage (2)

External references

NVD record for CVE-2026-64636

CVE.org record

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