Grid Gallery – Photo Image Grid Gallery <= 1.4.3 - Authenticated (Contributor+) PHP Object Injection via shortcode
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- High
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-502.
Summary
The Grid Gallery – Photo Image Grid Gallery plugin for WordPress is vulnerable to PHP Object Injection in all versions up to, and including, 1.4.3 via deserialization via shortcode of untrusted input from the awl_gg_settings_ meta value. This makes it possible for authenticated attackers, with contributor access and above, to inject a PHP Object. No POP chain is present in the vulnerable plugin. If a POP chain is present via an additional plugin or theme installed on the target system, it could allow the attacker to delete arbitrary files, retrieve sensitive data, or execute code.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2024-1897
- 2026-10-03 Alias added: GHSA-98fj-jw92-733g
References
Other 3
- https://www.wordfence.com/threat-intel/vulnerabilities/id/39f5777b-38b0-4fc6-909d-61eaa1de6173?source=cve
- https://plugins.trac.wordpress.org/browser/new-grid-gallery/tags/1.4.0/grid-gallery-shortcode.php
- https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&new=3089207%40new-grid-gallery%2Ftrunk&old=3060432%40new-grid-gallery%2Ftrunk&sfp_email=&sfph_mail=#file3
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- TI-2024-01868 Deserialization of untrusted data in A WP Life Modal Popup Box CVSS 3.1HIGH 8.8
Sources
- CVE-2024-1897 · CVE Program
- CVE-2024-1897 · NVD
- FIRST EPSS
- GHSA-98fj-jw92-733g · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences