CVE-2023-7027 — Cross-site Scripting in Post Smtp

CWE-79 — Cross-site Scripting4 documents4 sources
Severity
5.4MEDIUMNVD
CNA7.2
EPSS
0.8%
top 26.05%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
Wpexperts Post Smtp
Timeline
PublishedJan 3
Latest updateApr 11

Description

The POST SMTP Mailer – Email log, Delivery Failure Notifications and Best Mail SMTP for WordPress plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘device’ header in all versions up to, and including, 2.8.7 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:NExploitability: 2.3 | Impact: 2.7

Affected Packages1 packages

▶NVDwpexperts/post_smtp< 2.8.8

Patches

Patch: plugins.trac.wordpress.org ↗Patch: plugins.trac.wordpress.org ↗

🔴Vulnerability Details

3
VulDB
POST SMTP Mailer Plugin up to 2.8.7 on WordPress cross site scripting (ID 176525)↗2026-04-11
▶
CVEList
POST SMTP Mailer – Email log, Delivery Failure Notifications and Best Mail SMTP for WordPress <= 2.8.7 - Unauthenticated Stored Cross-Site Scripting via device↗2024-01-03
▶
GHSA
GHSA-mh49-rqvq-cjxg: The POST SMTP Mailer – Email log, Delivery Failure Notifications and Best Mail SMTP for WordPress plugin for WordPress is vulnerable to Stored Cross-S↗2024-01-03
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CVE-2023-7027 — Cross-site Scripting in Post Smtp | cvebase