CVE-2024-10958

WP Photo Album Plus <= 8.8.08.007 - Unauthenticated Arbitrary Shortcode Execution via getshortcodedrenderedfenodelay

2024-11-10 00:18
Arkadiusz Hydzik

Strategic Overview

Status
Patched in 8.9.01.001
Affected Plugin
WP Photo Album Plus
Affected Version
<= 8.8.08.007
CVSS
7.3High
Weakness type
CWE-94 · Improper Control of Generation of Code ('Code Injection')
CVE
CVE-2024-10958
View all WP Photo Album Plus vulnerabilities

At a glance

CVE-2024-10958 is a high-severity Improper Control of Generation of Code ('Code Injection') vulnerability in the WP Photo Album Plus WordPress plugin, affecting versions <= 8.8.08.007. It carries a CVSS score of 7.3 (reachable over the network; low attack complexity). Exploitation requires no authentication. The issue is fixed in version 8.9.01.001; sites on affected versions should update now. Disclosed November 2024, reported by Arkadiusz Hydzik.

Vulnerability Overview

The The WP Photo Album Plus plugin for WordPress is vulnerable to arbitrary shortcode execution via getshortcodedrenderedfenodelay AJAX action in all versions up to, and including, 8.8.08.007 . This is due to the software allowing users to execute an action that does not properly validate a value before running do_shortcode. This makes it possible for unauthenticated attackers to execute arbitrary shortcodes.

Technical Analysis

The vector marks this flaw as remotely reachable over the network, with low attack complexity — no special timing or configuration is needed, and no privileges on the target site, and no interaction from a victim user.

CWE-94: Improper Control of Generation of Code ('Code Injection')

Reaching this weakness in WP Photo Album Plus <= 8.8.08.007 takes no account at all. Code injection means input from a request reaches a language construct that evaluates code, so the attacker's text is executed rather than treated as data.

The injected code runs with the web server's privileges, giving the attacker the same access to the database and filesystem as WordPress itself. For WP Photo Album Plus the fix is 8.9.01.001: builds <= 8.8.08.007 are affected, anything from 8.9.01.001 onward is not.

Remediation

Update to version 8.9.01.001, or a newer patched version

How does WordSec protect against this?

Requests carrying this pattern arrive without a session, so nothing upstream of the firewall gets a chance to reject them: WordSec's web application firewall inspects request payloads before WordPress loads them. Classes like this one can leave something behind, so the staged malware scanner is the second half: it looks for dropped files and modified code rather than for the request that created them. None of that substitutes for the fix: WP Photo Album Plus 8.9.01.001 closes this, and updating the plugin is the step that ends it.

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External References

Related records

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