XSS in Aioseo All In One Seo
CVE-2023-0586
The All in One SEO Pack plugin for WordPress is vulnerable to Stored Cross-Site Scripting via multiple parameters in versions up to, and including, 4.2.9 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers with Contributor+ role to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.025 (84.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 85th percentile — 84.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.025 · newest: 0.025 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.wordfence.com/threat-intel/vulnerabilities/id/1c13f00e-3048-44cf-8979-2b0b0…
- plugins.trac.wordpress.org/browser/all-in-one-seo-pack/tags/4.2.9/app/Common/Ad… (Release Notes)
- plugins.trac.wordpress.org/changeset (Release Notes)
- www.wordfence.com/blog/2023/02/all-in-one-seo-pack-vulnerabilities-impacting-3-…
- af854a3a-2127-422b-91ae-364da2661108 (Third Party Advisory)
Frequently asked questions
- What is CVE-2023-0586?
- CVE-2023-0586 is a medium-severity vulnerability in Aioseo All In One Seo, classified under Cross-site Scripting. CVSS score: 6.4/10. Published 2023-02-24.
- How severe is CVE-2023-0586?
- Medium severity. CVSS v3 base score is 6.4 out of 10.
- Is CVE-2023-0586 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.