VulnerabilityModified
CVE-2013-4891
The xss_clean function in CodeIgniter before 2.1.4 might allow remote attackers to bypass an intended protection mechanism and conduct cross-site scripting (XSS) attacks via an unclosed HTML tag.
MEDIUM 6.1EPSS 1.43%
Does this matter?
Lower severity and a low EPSS score (1.43%). Track it; it rarely justifies an emergency change on its own.
Description
The xss_clean function in CodeIgniter before 2.1.4 might allow remote attackers to bypass an intended protection mechanism and conduct cross-site scripting (XSS) attacks via an unclosed HTML tag.
- CVSS 3.0
- 6.1 MEDIUMCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- EPSS
- 1.43% probability · 71th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-79
- Affected
- codeigniter/codeigniter
- Source
- cve@mitre.org
References
- https://github.com/bcit-ci/CodeIgniter/issues/4020Issue Tracking, Third Party Advisory
- https://nealpoole.com/blog/2013/07/codeigniter-21-xss-clean-filter-bypass/Exploit, Third Party Advisory
- https://www.codeigniter.com/userguide2/changelog.htmlRelease Notes
- https://github.com/bcit-ci/CodeIgniter/issues/4020Issue Tracking, Third Party Advisory
- https://nealpoole.com/blog/2013/07/codeigniter-21-xss-clean-filter-bypass/Exploit, Third Party Advisory
- https://www.codeigniter.com/userguide2/changelog.htmlRelease Notes
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.