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Fencer Vulns
medium 5.4

CVE-2023-1069 json

Complianz - GDPR/CCPA Cookie Consent < 6.4.2 - Contributor+ Stored XSS

published 2023-03-27 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-0923 , GHSA-7j4m-f87g-5r9r

cvss
5.4
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.6%
EPSS 0.6% chance of exploitation in 30 days, percentile 46%
public exploits
0
none known

Summary

The Complianz WordPress plugin before 6.4.2, Complianz Premium WordPress plugin before 6.4.2 do not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks

Patch / fix

  • packagist really-simple-plugins/complianz-gdpr 6.4.2
  • Unknown Complianz 6.4.2
  • Unknown Complianz Premium 6.4.2

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
partial
Assessed
20 mo ago

Exploit prediction

0.56% chance of exploitation in the next 30 days, higher than 46% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • wpscan.com https://wpscan.com/vulnerability/caacc50c-822e-46e9-bc0b-681349fd0dda referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
GitHub 3.1 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
NVD 3.1 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
CNA 3.1 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Affected packages

ecosystem package affected fixed in
packagist really-simple-plugins/complianz-gdpr
<6.4.2
6.4.2

Affected products

  • Unknown Complianz
  • Unknown Complianz Premium

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation
Technology feeds

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.