CVE-2021-4358WP DSGVO Tools (GDPR) <= 3.1.23 - Unauthenticated Stored Cross-Site Scripting
- 7.2HighCVSS base score
- 1.3%Exploitation in 30 daysEPSS · top 29% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 1Public exploitsMetasploit, Nuclei and Exploit-DB
Description
The WP DSGVO Tools (GDPR) plugin for WordPress is vulnerable to Stored Cross-Site Scripting via an unknown parameter in versions up to, and including, 3.1.23 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list a Nuclei template for it.
Show the exploits1
Nuclei templates1 template
- WP DSGVO Tools (GDPR) <= 3.1.22 - Unauthenticated Stored Cross-Site Scripting (Nuclei template) (opens in a new tab)
http/cves/2021/CVE-2021-4358.yamlSeverity high
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By Wordfence
- 1 day later
· 1 day later
Published
- 3 years later
· 3 years later
Record updated
- 7 months later
· 7 months later
Public exploit appeared
A proof of concept or exploit was published
- 1 day later
· 1 day later
EPSS rose above 1%
0.78% → 1.3%
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| WordfenceCNA (assigner) | 3.1 | High7.2 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N |
| NVDNVD · Modified | 3.1 | Medium6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
- EPSS (exploitation in 30 days)
- 1.3% · top 29% of all CVEs (14 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: yes · Technical impact: partial
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.2.
Affected products
legalweb · WP DSGVO Tools (GDPR)
- affected < 3.1.24
References
References3
- https://www.wordfence.com/threat-intel/vulnerabilities/id/6c18ab1b-02f1-4679-8cff-679d98dc9f4a?source=cve (opens in a new tab)x_transferred
- https://wordpress.org/support/topic/weiterleitung-redirects/ (opens in a new tab)x_transferred
- https://blog.nintechnet.com/wordpress-wp-dsgvo-tools-gdpr-plugin-patched-vulnerability-actively-exploited/ (opens in a new tab)x_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2021-34185 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2021-4358)Record last updated .