VulnerabilityModified
CVE-2021-3258
Question2Answer Q2A Ultimate SEO Version 1.3 is affected by cross-site scripting (XSS), which may lead to arbitrary remote code execution.
MEDIUM 5.4EPSS 1.64%
Does this matter?
Lower severity and a low EPSS score (1.64%). Track it; it rarely justifies an emergency change on its own.
Description
Question2Answer Q2A Ultimate SEO Version 1.3 is affected by cross-site scripting (XSS), which may lead to arbitrary remote code execution.
- CVSS 3.1
- 5.4 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
- EPSS
- 1.64% probability · 75th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-79
- Affected
- qa-themes/q2a ultimate seo
- Source
- cve@mitre.org
References
- https://github.com/q2a-projects/Q2A-Ultimate-SEO/commit/20069f28147c6f2c3acca4e3f6f5154537c5d536Patch, Third Party Advisory
- https://nirmaldahal.com.np/sxss-to-defacement-and-account-takeover/Exploit, Third Party Advisory
- https://www.question2answer.org/qa/58520/important-q2a-ultimate-seo-important-updateRelease Notes, Vendor Advisory
- https://github.com/q2a-projects/Q2A-Ultimate-SEO/commit/20069f28147c6f2c3acca4e3f6f5154537c5d536Patch, Third Party Advisory
- https://nirmaldahal.com.np/sxss-to-defacement-and-account-takeover/Exploit, Third Party Advisory
- https://www.question2answer.org/qa/58520/important-q2a-ultimate-seo-important-updateRelease Notes, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.