How severe is CVE-2023-6498?

CVE-2023-6498 has a CVSS 3.x base score of 4.4, rated medium severity. It is exploitable over network with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2023-6498 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-6498?

CVE-2023-6498 affects Really-simple-plugins Complianz. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-6498?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2023-6498 have an EU (EUVD) identifier?

Yes. CVE-2023-6498 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-58729.

When was CVE-2023-6498 published?

CVE-2023-6498 was published on 2024-01-04 and last updated on 2026-06-17.

CVE-2023-6498

CVE-2023-6498 is a medium-severity vulnerability in Really-simple-plugins Complianz with a CVSS 3.x base score of 4.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 3.x base score 4.4)
EPSS exploit prediction: 0% (24th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-58729
Weakness: CWE-79
Affected product: Really-simple-plugins Complianz
Published: 2024-01-04
Last modified: 2026-06-17

Description

The Complianz – GDPR/CCPA Cookie Consent plugin for WordPress is vulnerable to Stored Cross-Site Scripting via admin settings in all versions up to and including 6.5.5 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.

Frequently asked questions

What is CVE-2023-6498?: The Complianz – GDPR/CCPA Cookie Consent plugin for WordPress is vulnerable to Stored Cross-Site Scripting via admin settings in all versions up to and including 6.5.5 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.
How severe is CVE-2023-6498?: CVE-2023-6498 has a CVSS 3.x base score of 4.4, rated medium severity. It is exploitable over network with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2023-6498 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-6498?: CVE-2023-6498 affects Really-simple-plugins Complianz. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-6498?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2023-6498 have an EU (EUVD) identifier?: Yes. CVE-2023-6498 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-58729.
When was CVE-2023-6498 published?: CVE-2023-6498 was published on 2024-01-04 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:really-simple-plugins:complianz:*:*:*:*:*:wordpress:*:*

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