CVE-2021-34637 - CVE House
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Status published High CVE-2021-34637

Post Index <= 0.7.5 Cross-Site Request Forgery to Stored Cross-Site Scripting

Vulnerability Description

The Post Index WordPress plugin is vulnerable to Cross-Site Request Forgery via the OptionsPage function found in the ~/php/settings.php file which allows attackers to inject arbitrary web scripts, in versions up to and including 0.7.5.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Kentaro Kuroki, Cryptography Laboratory in Tokyo Denki University

Affected Vendor

Affected Software

Post Index
Vulnerable Versions:
0.7.5

Timeline

Official Publish: August 2nd, 2021
Last Modified: September 17th, 2024
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weaknesses (CWE)