Deserialization in Ultrapress
CVE-2024-7434
The UltraPress theme for WordPress is vulnerable to PHP Object Injection in all versions up to, and including, 1.2.2 via deserialization of untrusted input. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject a PHP Object. No known POP chain is present in the vulnerable software. 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.
Vulnerability class: Insecure Deserialization
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.006 (48.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 48th percentile — 48.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000
Affected products
- Ultrapress
- Ultrapressorg Ultrapress — versions 0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.wordfence.com/threat-intel/vulnerabilities/id/c9cf97a6-38bb-4499-98f0-ca2b7… (Third Party Advisory)
- wordpress.org/themes/ultrapress/ (Product)
Frequently asked questions
- What is CVE-2024-7434?
- CVE-2024-7434 is a high-severity vulnerability in Ultrapress, classified under Deserialization of Untrusted Data. CVSS score: 8.8/10. Published 2024-10-01.
- How severe is CVE-2024-7434?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2024-7434 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.