CVE-2025-8719Network attack vector

Stored XSS via insufficiently escaped base_lang attribute

Published Aug 16, 2025 · Updated Apr 8, 2026

Stored XSS in Translate This gTranslate Shortcode 1.0 and earlier allows remote authenticated users to inject scripts via base_lang. The shortcode handler insufficiently sanitizes the base_lang attribute and emits it into generated page output without sufficient escaping. Contributor-level access is required; the stored script executes when a user opens an injected page, enabling browser-context data access or page changes.

CVSS severity6.4
Medium
EPSS probability0.24%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Stored XSS in Translate This gTranslate Shortcode 1.0 and earlier allows remote authenticated users to inject scripts via base_lang. The shortcode handler insufficiently sanitizes the base_lang attribute and emits it into generated page output without sufficient escaping. Contributor-level access is required; the stored script executes when a user opens an injected page, enabling browser-context data access or page changes.

The record

CVE
CVE-2025-8719
Published
Aug 16, 2025
Updated
Apr 8, 2026
Vendor
Reuben Thiessen
Product
Translate This gTranslate Shortcode
Classifications
CWE-79, T1059.007
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Aug 16, 2025CVE publishedPublication date reported by the CVE source.
  2. Apr 8, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=0 <=1.0

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Reuben Thiessen · Translate This gTranslate Shortcodeversion=0 <=1.0

Published CVSS scores

6.4WordfenceCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
T1059.007Command and Scripting Interpreter: JavaScript/JScript

Public exploit references

No public exploit references are available in this record.

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Technologies

Your stack

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Your stack

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