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.

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.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Alaev SEO Tools Extension affected
Version Status Constraints
1.0.0 affected —
1.0.1 affected —
1.0.2 affected —
1.0.3 affected —
1.0.4 affected —
1.0.5 affected —
1.0.6 affected —
1.0.7 affected —
1.0.8 affected —
1.0.9 affected —
1.0.10 affected —

No data.

No data.

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No data.

Project Subscriptions

Vendors Products
Alaev Subscribe
Seo Tools Extension Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

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

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'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

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

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

Link: CVE-2026-19988

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

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

Modified: 2026-08-17T06:17:39.583

Link: CVE-2026-19988

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-17T07:00:08Z

Weaknesses