XSS in Yith Maintenance Mode (WordPress Plugin)
CVE-2021-36841
Authenticated Stored Cross-Site Scripting (XSS) vulnerability in YITH Maintenance Mode (WordPress plugin) versions <= 1.3.7, vulnerable parameter &yith_maintenance_newsletter_submit_label. Possible even when unfiltered HTML is disallowed by WordPress configuration.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.9 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:L/A:N.
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
- Yith Maintenance Mode (WordPress Plugin) — versions <= 1.3.7
- Yithemes Yith Maintenance Mode
Weakness classification (CWE)
Public proof-of-concept exploits
References
- wordpress.org/plugins/yith-maintenance-mode/ (Product, Third Party Advisory)
- patchstack.com/database/vulnerability/yith-maintenance-mode/wordpress-yith-main… (Third Party Advisory)
Frequently asked questions
- What is CVE-2021-36841?
- CVE-2021-36841 is a medium-severity vulnerability in Yith Maintenance Mode (WordPress Plugin), classified under Cross-site Scripting. CVSS score: 6.9/10. Published 2021-09-27.
- How severe is CVE-2021-36841?
- Medium severity. CVSS v3 base score is 6.9 out of 10.
- Is CVE-2021-36841 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.