CVEvulnerability
CVE-2019-16521
6.1 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2019-10-16
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 6.1 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- CVSS 2.0 ([email protected])
- 4.3 MEDIUM — AV:N/AC:M/Au:N/C:N/I:P/A:N
- Weaknesses
- CWE-79
Description
The broken-link-checker plugin through 1.11.8 for WordPress (aka Broken Link Checker) is susceptible to Reflected XSS due to improper encoding and insertion of an HTTP GET parameter into HTML. The filter function on the page listing all detected broken links can be exploited by providing an XSS payload in the s_filter GET parameter in a filter_id=search request. NOTE: this is an end-of-life product.
Affected configurations
• managewp broken link checker (<= 1.11.8)
Related
Weakness · CWE (1)
- CWE-79 Improper Neutralization of Input During Web Page Generation weakness
References
- http://www.openwall.com/lists/oss-security/2019/10/16/3 Exploit, Mailing List, Third Party Advisory
- https://github.com/sbaresearch/advisories/tree/public/2019/SBA-ADV-20190913-02_WordPress_Plugin_Broken_Link_Checker Exploit, Third Party Advisory
- https://wordpress.org/plugins/broken-link-checker/#developers Product, Third Party Advisory
- https://wpvulndb.com/vulnerabilities/9917 Third Party Advisory
- http://www.openwall.com/lists/oss-security/2019/10/16/3 Exploit, Mailing List, Third Party Advisory
- https://github.com/sbaresearch/advisories/tree/public/2019/SBA-ADV-20190913-02_WordPress_Plugin_Broken_Link_Checker Exploit, Third Party Advisory
- https://wordpress.org/plugins/broken-link-checker/#developers Product, Third Party Advisory
- https://wpvulndb.com/vulnerabilities/9917 Third Party Advisory