CVE-2021-4452
Google Language Translator <= 6.0.9 - Reflected Cross-Site Scripting
The Google Language Translator plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via multiple parameters in versions up to, and including, 6.0.9 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link. Specifically affects users with older browsers that lack proper URL encoding support.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
7.1
Google Language Translator <= 6.0.9 - Reflected Cross-Site Scripting
The Google Language Translator plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via multiple parameters in versions up to, and including, 6.0.9 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link. Specifically affects users with older browsers that lack proper URL encoding support.
- Record
CVE-2021-4452- CVSS 3.1
- 7.1 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L - Weakness
- CWE-79
- Updated
- 2026-11-02
EUVDEUVD-2021-34637
7.1
The Google Language Translator plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via multiple parameters in versions up to, and including, 6.0.9 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link. Specifically affects users with older browsers that lack proper URL encoding support.
- Record
EUVD-2021-34637- CVSS 3.1
- 7.1 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-w6f8-pq6h-gwxj
7.1
The Google Language Translator plugin for WordPress is vulnerable to Reflected Cross-Site...
The Google Language Translator plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via multiple parameters in versions up to, and including, 6.0.9 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link. Specifically affects users with older browsers that lack proper URL encoding support.
- Record
GHSA-w6f8-pq6h-gwxj- CVSS 3.1
- 7.1 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L - Weakness
- CWE-79
- Updated
- 2026-11-02
NVD
7.1
The Google Language Translator plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via multiple parameters in versions up to, and including, 6.0.9 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link. Specifically affects users with older browsers that lack proper URL encoding support.
- Record
CVE-2021-4452- CVSS 3.1
- 7.1 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L - CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-4452 is a high vulnerability (CVSS 7.1) in Gtranslate Google Language Translator, published October 16, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.51%, the 43rd percentile. No source names a fixed version.
References
wordfence.com/threat-intel/vulnerabilities/id/aa2bd74a-563a-4a2d-b1d7-b3678db82b00?source=cve
plugins.trac.wordpress.org/changeset/2567706
plugins.trac.wordpress.org/changeset/2567703
wpscan.com/vulnerability/1bd8bc19-5a6f-410b-897e-4887c05378ea
nvd.nist.gov/vuln/detail/CVE-2021-4452
github.com/advisories/GHSA-w6f8-pq6h-gwxj