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CVE-2026-64636 is a blind SQL injection vulnerability affecting Plesk Obsidian for Linux and Windows. Affected versions include releases prior to 18.0.80.1 and 18.0.79.5. The flaw allows an authenticated user to inject SQL into backend database queries and infer results through blind techniques, enabling unauthorized retrieval of arbitrary data from the Plesk panel database.
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What it means. What to do now. Patch path, mitigations, and the assume-compromise checklist.
What an attacker gets, and what they’ve been doing with it.
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Patch, then assume compromise.
No public exploits tracked yet. Mallory keeps watching.
No public exploit code observed for this vulnerability.
Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.
Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.
4 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
A blind SQL injection vulnerability affecting Plesk Obsidian versions prior to 18.0.80.1 and 18.0.79.5.
A blind SQL injection vulnerability affecting WebPros Plesk Obsidian versions prior to 18.0.80.1 and 18.0.79.5.
Query your assets running an affected version, and investigate the blast radius.
Every observed campaign linking this CVE to a named adversary.
Malware families riding this exploit, with evidence and IOCs.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Cross-references every affected SKU, including bundled OEM variants.
Community discussion across Reddit, Mastodon, and other social sources.