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Plesk CVE-2026-68487: Path traversal in Plesk’s Backup Manager causes arbitrary file write as root by an

Plesk is affected by CVE-2026-68487. A path traversal in Plesk's Backup Manager that lets an authenticated customer write arbitrary files as root. CVSS 9.9, disclosed 2026-09-10. CVSS base score: 9.9.

Critical 9.9 CVSS
Plesk

Что это значит по лицензии SharedLicense

Your SharedLicense license itself is not affected — this is a vulnerability in Plesk software, not in licensing. Licenses continue to work during and after the update; there is no need to re-issue or re-activate anything. If you resell Plesk under your own brand, patch client servers too — unpatched installs put your reputation at risk, not your license.

Path traversal in Plesk's Backup Manager causes arbitrary file write as root by an authenticated customer.

Reference: https://nvd.nist.gov/vuln/detail/CVE-2026-68487

Часто задаваемые вопросы

What is CVE-2026-68487?
A path traversal in Plesk's Backup Manager that lets an authenticated customer write arbitrary files as root. CVSS 9.9, disclosed 2026-09-10.
Is CVE-2026-68487 being exploited in the wild?
No confirmed exploitation has been announced. Patch on your normal schedule and watch the vendor advisory for updates.
How do I fix CVE-2026-68487?
Update Plesk to the patched release.Then confirm the running version matches the patched release listed above.

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