PT-2023-32245 · WordPress · Sendpress Newsletters

István Márton + 1 · Published 2023-11-07 · Updated 2023-11-14 · CVE-2023-5660

Positive Technologies (AI Summary)

CVSS v3.1

6.4

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions SendPress Newsletters plugin for WordPress versions up to, and including, 1.22.3.31

Description The issue arises from insufficient input sanitization and output escaping on user-supplied attributes in the plugin's shortcode(s), allowing authenticated attackers with contributor-level and above permissions to inject arbitrary web scripts in pages. These scripts will execute whenever a user accesses an injected page.

Recommendations For SendPress Newsletters plugin for WordPress versions up to, and including, 1.22.3.31, update to a version that addresses the insufficient input sanitization and output escaping issue. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2023-5660

Affected Products

Sendpress Newsletters

References · 5

• 🔥 https://plugins.trac.wordpress.org/browser/sendpress/tags/1.22.3.31/classes/sc/class-sendpress-sc-unsubscribe-form.php#L57 · Exploit
• https://osv.dev/vulnerability/CVE-2023-5660 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-5660 · Security Note
• https://wordfence.com/threat-intel/vulnerabilities/id/cbce42a0-29a7-40df-973c-1fe7338f6c94?source=cve · Note
• https://plugins.trac.wordpress.org/changeset/2990357/sendpress#file5 · Note