PT-2023-22990 · WordPress · Post Smtp

Alex Thomas · CVE-2023-3082 · Published 2023-07-12 · Updated 2025-06-04

Positive Technologies (AI Summary)

CVSS v3.1

7.2

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Post SMTP plugin for WordPress versions up to, and including, 2.5.7

Description The issue is related to Stored Cross-Site Scripting via email contents due to insufficient input sanitization and output escaping. This allows unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Recommendations For Post SMTP plugin for WordPress versions up to, and including, 2.5.7, update to a version later than 2.5.7 to resolve the issue. As a temporary workaround, consider restricting access to email contents to minimize the risk of exploitation.

Exploit

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2023-3082

Affected Products

Post Smtp

References · 7

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/3xxx/CVE-2023-3082.json · Exploit
• https://plugins.trac.wordpress.org/changeset/2935537/post-smtp · Patch
• https://osv.dev/vulnerability/CVE-2023-3082 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-3082 · Security Note
• https://wordfence.com/threat-intel/vulnerabilities/id/6ecd0fa6-4fdb-4780-9560-0bb126800685?source=cve · Note
• https://t.me/cvenotify/124603 · Telegram Post
• https://t.me/cibsecurity/66503 · Telegram Post