by Kastro
Paper/Archive/CVE-2026-57813

CVE-2026-57813

properfraction MailOptin — WordPress MailOptin plugin <= 1.2.77.3 - Privilege Escalation vulnerability

EPSS 0.5%CVSS 9.8
critical.is priorityof 100
38
CVSS 9.8 (CNA)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 41.6.416 × 208.3No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

Incorrect Privilege Assignment vulnerability in properfraction MailOptin mailoptin allows Privilege Escalation.This issue affects MailOptin: from n/a through <= 1.2.77.3.

Affected

ProductAffectedFixed inSource
MailOptin≤ 1.2.77.3–CNA

Scores by source

Patchstack (CNA)9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: total

References

refpatchstack.com/database/Wordpress/Plugin/mailoptin/vulnerability/wordpress-mailoptin-plugin-1-2-77-3-privilege-escalation-vulnerability?_s_id=cve