CVE-2023-3093

MEDIUM EPSS 36.7%

Published Jul 12, 20232y ago · Modified Jun 17, 20262w ago

6.1 CVSS 3.1

Medium

Published Jul 12, 2023 2y ago

Last Modified Jun 17, 2026 2w ago

Description

The YaySMTP plugin for WordPress is vulnerable to Stored Cross-Site Scripting via email contents in versions up to, and including, 2.4.5 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 Details

Base Score

6.1

Exploitability

2.8

Impact

2.7

Vector string

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Attack Vector Network

Attack Complexity Low

Privileges Required None

User Interaction Required

Scope Changed

Confidentiality Low

Integrity Low

Availability None

Threat Intelligence

EPSS Exploit Probability

36.7% percentile

Exploit & Patch Status

No Known Exploit

Patch Available

Weaknesses 1

CWE-79 Cross-site Scripting Injection

Affected Products 1

Vendor	Product	Version	Range
yaycommerce	yaysmtp	*	<2.4.6

References 2

plugins.trac.wordpress.org https://plugins.trac.wordpress.org/changeset/2922163/

Patch
wordfence.com https://www.wordfence.com/threat-intel/vulnerabilities/id/68e6ec3a-c5fd-4f63-a9a0-2c9ddfb96e2e?source=cve

Third Party Advisory

Remediation

plugins.trac.wordpress.org https://plugins.trac.wordpress.org/changeset/2922163/

Patch