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CVE-2026-8876: CWE-321 in Securly Securly Chrome Extension

0
Unknown
VulnerabilityCVE-2026-8876cvecve-2026-8876cwe-321
Published: Wed Jun 03 2026 (06/03/2026, 18:07:13 UTC)
Source: CVE Database V5
Vendor/Project: Securly
Product: Securly Chrome Extension

Description

Version 3.0.7 of the Securly Chrome Extension contains hardcoded, plaintext AES passphrases in securly.min.js. These keys decrypt crisis alert keyword data and intervention site data.

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 06/03/2026, 19:18:49 UTC

Technical Analysis

The Securly Chrome Extension version 3.0.7 contains hardcoded AES encryption keys in plaintext within its JavaScript code (securly.min.js). These keys decrypt sensitive information related to crisis alerts and intervention sites, which could allow an attacker with access to the extension code to decrypt protected data. The vulnerability is categorized under CWE-321 (Use of Hard-coded Cryptographic Key). No patch or official remediation level has been disclosed, and no exploits are currently known.

Potential Impact

Exposure of hardcoded AES passphrases in the extension allows potential attackers or malicious actors with access to the extension code to decrypt sensitive data such as crisis alert keywords and intervention site information. This compromises the confidentiality of protected data handled by the extension. However, there are no reports of active exploitation in the wild.

Mitigation Recommendations

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, users should consider disabling or removing the vulnerable extension version to prevent exposure of sensitive data. Monitor the vendor advisory at https://kb.cert.org/vuls/id/595768 for updates.

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Technical Details

Data Version
5.2
Assigner Short Name
certcc
Date Reserved
2026-05-18T20:27:18.596Z
Cvss Version
null
State
PUBLISHED
Remediation Level
null
Vendor Advisory Urls
[{"url":"https://kb.cert.org/vuls/id/595768","vendor":"CERT"}]

Threat ID: 6a207a8be29bf47b50dc516f

Added to database: 6/3/2026, 7:03:39 PM

Last enriched: 6/3/2026, 7:18:49 PM

Last updated: 6/4/2026, 4:59:15 AM

Views: 9

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