Unrated severityNVD Advisory· Published Jan 3, 2024· Updated Jun 18, 2025
Post SMTP < 2.8.7 - Reflected Cross-Site Scripting
CVE-2023-6621
Description
The POST SMTP WordPress plugin before 2.8.7 does not sanitise and escape the msg parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2(expand)+ 1 more
- (no CPE)
- (no CPE)range: <2.8.7
Patches
Vulnerability mechanics
References
1- wpscan.com/vulnerability/b49ca336-5bc2-4d72-a9a5-b8c020057928mitreexploitvdb-entrytechnical-description
News mentions
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