Deserialization in Joomunited Wp Meta Seo
CVE-2023-1381
The WP Meta SEO WordPress plugin before 4.5.5 does not validate image file paths before attempting to manipulate the image files, leading to a PHAR deserialization vulnerability. Furthermore, the plugin contains a gadget chain which may be used in certain configurations to achieve remote code execution.
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: 0.017 (76.1th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 76th percentile — 76.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.017 · newest: 0.017 · change: 0.000
Affected products
- Joomunited Wp Meta Seo
- Wp Meta Seo — versions 0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- wpscan.com/vulnerability/f140a928-d297-4bd1-8552-bfebcedba536 (Exploit, technical-description, Third Party Advisory, exploit, vdb-entry)
- blog.wpscan.com/uncovering-a-phar-deserialization-vulnerability-in-wp-meta-seo-… (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2023-1381?
- CVE-2023-1381 is a high-severity vulnerability in Joomunited Wp Meta Seo, classified under Deserialization of Untrusted Data. CVSS score: 8.8/10. Published 2023-04-10.
- How severe is CVE-2023-1381?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2023-1381 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.