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5.3

cPanel before 86.0.14 allows remote attackers to trigger a bandwidth suspension via mail log strings (SEC-505).

CVE-2020-12784 · published 6 years ago
Summary

cPanel before 86.0.14 allows remote attackers to trigger a bandwidth suspension via mail log strings (SEC-505).

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software
VendorProductAffected versions
cpanel cpanel >= 11.78.0.1, < 11.78.0.47
>= 11.84.0.0, < 11.84.0.22
>= 11.86.0.1, < 11.86.0.14
cpe:2.3:a:cpanel:cpanel:*:*:*:*:*:*:*:*
Original advisory text
cPanel before 86.0.14 allows remote attackers to trigger a bandwidth suspension via mail log strings (SEC-505).
cPanel before 86.0.14 allows remote attackers to trigger a bandwidth suspension via mail log strings (SEC-505).
References
Fix within
Internet-facing 14 days
Internal 60 days
  • Not known to be exploited
  • Can be exploited automatically (estimated)
  • Gives an attacker partial control (estimated)
Severity
5.3 Medium
Exploitation
1% chance of attack within 30 days
Timeline
Published11 May 2020
Updated4 Nov 2026
First seen29 Sep 2026
Sources
CVE-2020-12784 · NVD
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