CVE-2026-88784: CWE-79 Cross-Site Scripting (XSS) in Translate WordPress with Weglot 2.0
Description
The Translate WordPress with Weglot 2.0 WordPress plugin before 6.4.3 does not escape the URLs it re-inserts into a page when rewriting links for a translated language, and reverses the encoding that was applied to them beforehand, allowing unauthenticated users to store a payload which executes in the browser of anyone viewing the page in a translated language.
CVSS v3.1
Score 7.5high
Affected software
Translate WordPress with Weglot 2.0
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The Translate WordPress with Weglot 2.0 plugin prior to version 6.4.3 does not escape URLs it reinserts into pages when rewriting links for translated languages. It also reverses the encoding applied to those URLs, enabling unauthenticated attackers to store malicious scripts that execute in the browsers of visitors viewing the page in a translated language. This is a stored Cross-Site Scripting (CWE-79) vulnerability.
Potential Impact
An attacker can inject malicious scripts that execute in the browsers of users viewing translated pages, potentially leading to session hijacking, defacement, or other client-side attacks. The vulnerability affects unauthenticated users, increasing the risk of exploitation.
Mitigation Recommendations
Upgrade the Translate WordPress with Weglot 2.0 plugin to version 6.4.3 or later, where this vulnerability is fixed. No other mitigation guidance is provided.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- WPScan
- Date Reserved
- 2026-09-10T07:42:39.835Z
- State
- PUBLISHED
Threat ID: 6ad855e12cdf04f656afee31
Added to database: 10/21/2026, 06:04:17 UTC
Last enriched: 10/21/2026, 06:18:57 UTC
Last updated: 10/21/2026, 13:40:20 UTC
Views: 10
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