PT-2019-14682 · Semper Plugins · All In One Seo Pack

Published 2019-10-16 · Updated 2019-10-18 · CVE-2019-16520

Positive Technologies (AI Summary)

CVSS v3.1

5.4

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions All in One SEO Pack versions prior to 3.2.7

Description The issue arises from improper encoding of SEO-specific descriptions for posts, leading to Stored XSS susceptibility. This occurs due to unsafe placeholder replacement in the descriptions provided by the plugin.

Recommendations For versions prior to 3.2.7, update to version 3.2.7 or later to resolve the issue.

Exploit

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2019-16520

Affected Products

All In One Seo Pack

References · 8

• 🔥 https://github.com/sbaresearch/advisories/tree/public/2019/SBA-ADV-20190913-04_WordPress_Plugin_All_in_One_SEO_Pack · Exploit
• 🔥 http://openwall.com/lists/oss-security/2019/10/16/5 · Exploit
• https://github.com/semperfiwebdesign/all-in-one-seo-pack/issues/2888 · Patch
• https://semperplugins.com/all-in-one-seo-pack-changelog · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2019-16520 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2019-16520 · Security Note
• https://wpvulndb.com/vulnerabilities/9915 · Note
• https://wordpress.org/plugins/all-in-one-seo-pack/#developers · Note