CVE-2024-5335: Ultimate Store Kit (WordPress plugin) · Deserialization of Untrusted Data
Affects Ultimate Store Kit (WordPress plugin)Source CVE Database V5
Not known to be exploited · CVSS 9.8 Critical.
Data as of 26 Oct 2026, 14:05 UTC
- EPSS
- 0.8% chance of exploitation in 30 days – higher than 57% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitation evidence
Disclosed: evidence found.
CVE published 21 Aug 2024
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| bdthemes Ultimate Store Kit – Addon For WooCommerce, EDD and Elementor | Affected
| Fixed in– |
AI-suggested
Until a fix is available, consider disabling or removing the affected plugin or restricting access to the vulnerable functionality. Monitor vendor channels for updates and apply patches promptly once released.
Description
The Ultimate Store Kit Elementor Addons, Woocommerce Builder, EDD Builder, Elementor Store Builder, Product Grid, Product Table, Woocommerce Slider plugin is vulnerable to PHP Object Injection via deserialization of untrusted input via the _ultimate_store_kit_compare_products cookie in versions up to , and including, 1.6.4. This makes it possible for an unauthenticated attacker 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 or above to delete arbitrary files, retrieve sensitive data, or execute code.
References
- wordfence.com/threat-intel/vulnerabilities/id/2ae44bcb-6149-4661-8890-23c867e9a918?source=cve (opens in a new tab)
- plugins.trac.wordpress.org/browser/ultimate-store-kit/trunk/includes/helper.php (opens in a new tab)
- plugins.trac.wordpress.org/changeset/3135472/ultimate-store-kit/trunk/includes/helper.php (opens in a new tab)