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.

Metrics

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction Passive

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact Low

Availability Impact None

User Interaction Required

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact Low

Availability Impact None

User Interaction Required

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact Partial

Availability Impact None

This CVE is not in the KEV list.

Exploitation poc

Automatable no

Technical Impact partial

Affected Vendors & Products

Vendors Products
Alaev
  • Seo Tools Extension

No data.

No data.

References
Link Providers
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 cve-icon cve-icon
https://vuldb.com/cve/CVE-2026-19988 cve-icon cve-icon
https://vuldb.com/submit/873939 cve-icon cve-icon
https://vuldb.com/vuln/391192 cve-icon cve-icon
https://vuldb.com/vuln/391192/cti cve-icon cve-icon
History

Tue, 18 Aug 2026 15:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Mon, 17 Aug 2026 05:45:00 +0000

Type Values Removed Values Added
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.
Title Alaev SEO Tools Extension Popup UI popup.html addDiv cross site scripting
First Time appeared Alaev
Alaev seo Tools Extension
Weaknesses CWE-74
CWE-80
CPEs cpe:2.3:a:alaev:seo_tools_extension:*:*:*:*:*:*:*:*
Vendors & Products Alaev
Alaev seo Tools Extension
References
Metrics cvssV2_0

{'score': 5, 'vector': 'AV:N/AC:L/Au:N/C:N/I:P/A:N/E:POC/RL:ND/RC:UR'}

cvssV3_0

{'score': 4.3, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R'}

cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R'}

cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P'}
cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published: 2026-08-17T05:30:09.584Z

Updated: 2026-08-18T14:25:26.245Z

Reserved: 2026-08-16T14:53:42.927Z

Link: CVE-2026-19988

cve-icon Vulnrichment

Updated: 2026-08-18T14:25:22.428Z

cve-icon NVD

Status : Received

Published: 2026-08-17T06:17:39.583

Modified: 2026-08-18T15:16:51.213

Link: CVE-2026-19988

cve-icon Redhat

No data.