XSS in Seopress
CVE-2021-34641
The SEOPress WordPress plugin is vulnerable to Stored Cross-Site-Scripting via the processPut function found in the ~/src/Actions/Api/TitleDescriptionMeta.php file which allows authenticated attackers to inject arbitrary web scripts, in versions 5.0.0 - 5.0.3.
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: 0.006 (49.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 49th percentile — 49.0% 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
- Seopress — versions 5.0.0, 5.0.1, 5.0.2
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.wordfence.com/blog/2021/08/xss-vulnerability-patched-in-seopress-affects-10… (Exploit, Third Party Advisory)
- plugins.trac.wordpress.org/browser/wp-seopress/tags/5.0.4/src/Actions/Api/Title… (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-34641?
- CVE-2021-34641 is a medium-severity vulnerability in Seopress, classified under Cross-site Scripting. CVSS score: 6.4/10. Published 2021-08-16.
- How severe is CVE-2021-34641?
- Medium severity. CVSS v3 base score is 6.4 out of 10.
- Is CVE-2021-34641 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.