CVE-2026-19988
MEDIUM
NVD
CVSS Score
4.3
Severity
MEDIUM
Published
Aug 17, 2026
Vendor
unknown
Description
A vulnerability was detected in Alaev SEO Tools Extension up to 1.0.10 on Chrome. This impacts the function addDiv of the file src/popup.html of the component Popup UI. Performing a manipulation results in basic cross site scripting. The attack can be initiated remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
References
- https://github.com/xryj920/chrome_extensions/blob/main/Alaev%20%26%20Co%20Alaev%20SEO%20Tools%201.0.10%20allows%20extension%20popup%20UI%20injection%20through%20unsanitized%20page%20SEO%20fields
- https://vuldb.com/cve/CVE-2026-19988
- https://vuldb.com/submit/873939
- https://vuldb.com/vuln/391192
- https://vuldb.com/vuln/391192/cti