CVE-2026-65642Patch

LOWCVSS 8.6 · HIGH

Signal is active with 1 mentions in latest observed window

Immediate actions

Patch affected systems immediately

Recommended action window: Monitor and triage in normal cycle

NVD description

Insecure direct object reference in Plesk 18.0.79.7 and earlier or 18.0.80 through 18.0.80.3, allows remote authenticated users to read and modify other customers' databases.

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0.5/ 10 priority

Sources & remediation

Other references

https://support.plesk.com/hc/en-us/articles/42844242102679-Vulnerability-CVE-2026-65642-in-Plesk-s-database-management-interface

Weakness type (CWE)

CWE-639

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

AVAILABLE

Momentum

NONE

Threat summary

Patch or workaround signal is available
1 mentions across 1 observed day

What's happening

Patch or workaround mentioned in 1 signal
Technical details provided in 1 signal
1 total mentions across 1 day

Deep dive

Activity timeline1 mentions / 1d

Signal classification1 categories

Patch

1100.0%

Full discourse1 post

Rıdvan Yağlı@ridvanyagli46d
Patch
🚨 Plesk Panel için de son günlerde çok sayıda güvenlik açığı duyuruldu. Birkaçının CVSS skoru 8.x ve 9.x seviyesinde. Öne çıkanlar: • CVE-2026-65642 — Veritabanlarına yetkisiz erişim • CVE-2026-65646 — DNS yönetimi üzerinden arbitrary file read ve yönetici kimlik bilgilerinin açığa çıkması • CVE-2026-65647 — Plesk kullanıcısından root yetkisine yükselme • CVE-2026-67394 — Müşteri/reseller hesabından root yetkisine yükselme ⚠️ Plesk Panel kullananların sistemlerini en kısa sürede güncel sürümlere yükseltmeleri öneriliyor.
Post summary
The post announces newly disclosed high‑CVSS Plesk Panel vulnerabilities and urges users to patch immediately.
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