PT-2023-32443 · WordPress · Post Smtp Mailer

Marcin Węgłowski · Published 2023-11-27 · Updated 2025-06-04 · CVE-2023-5958

Positive Technologies (AI Summary)

CVSS v3.1

6.1

Medium

Base vector

AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions POST SMTP Mailer WordPress plugin versions prior to 2.7.1

Description The issue allows an unauthenticated attacker to perform XSS attacks against highly privileged users by not escaping email message content before displaying it in the backend.

Recommendations For versions prior to 2.7.1, update to version 2.7.1 or later to resolve the issue.

Exploit

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2023-5958

Affected Products

Post Smtp Mailer

References · 4

• 🔥 https://wpscan.com/vulnerability/22fa478d-e42e-488d-9b4b-a8720dec7cee · Exploit
• https://osv.dev/vulnerability/CVE-2023-5958 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-5958 · Security Note
• https://t.me/cvenotify/124606 · Telegram Post