How severe is CVE-2023-6961?

CVE-2023-6961 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2023-6961 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (36th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-6961?

CVE-2023-6961 affects Joomunited Wp Meta Seo. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-6961?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2023-6961 have an EU (EUVD) identifier?

Yes. CVE-2023-6961 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-59157.

When was CVE-2023-6961 published?

CVE-2023-6961 was published on 2024-05-02 and last updated on 2026-06-17.

CVE-2023-6961

CVE-2023-6961 is a high-severity vulnerability in Joomunited Wp Meta Seo with a CVSS 3.x base score of 7.2. 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: High (CVSS 3.x base score 7.2)
EPSS exploit prediction: 0% (36th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-59157
Weakness: CWE-79
Affected product: Joomunited Wp Meta Seo
Published: 2024-05-02
Last modified: 2026-06-17

Description

The WP Meta SEO plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘Referer’ header in all versions up to, and including, 4.5.12 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.

Frequently asked questions

What is CVE-2023-6961?: The WP Meta SEO plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘Referer’ header in all versions up to, and including, 4.5.12 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.
How severe is CVE-2023-6961?: CVE-2023-6961 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2023-6961 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (36th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-6961?: CVE-2023-6961 affects Joomunited Wp Meta Seo. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-6961?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2023-6961 have an EU (EUVD) identifier?: Yes. CVE-2023-6961 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-59157.
When was CVE-2023-6961 published?: CVE-2023-6961 was published on 2024-05-02 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:joomunited:wp_meta_seo:*:*:*:*:*:wordpress:*:*

More vulnerabilities in Joomunited Wp Meta Seo

CVE-2023-1381 — High (CVSS 8.8): The WP Meta SEO WordPress plugin before 4.5.5 does not validate image file paths before attempting to manipulate the…
CVE-2023-0875 — High (CVSS 8.8): The WP Meta SEO WordPress plugin before 4.5.3 does not properly sanitize and escape inputs into SQL queries, leading to…
CVE-2024-45456 — Medium (CVSS 6.5): Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in JoomUnited WP…
CVE-2023-0876 — Medium (CVSS 6.1): The WP Meta SEO WordPress plugin before 4.5.3 does not authorize several ajax actions, allowing low-privilege users to…
CVE-2024-45455 — Medium (CVSS 5.9): Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in JoomUnited WP…
CVE-2023-1023 — Medium (CVSS 5.4): The WP Meta SEO plugin for WordPress is vulnerable to unauthorized plugin settings update due to a missing capability…

All CVEs affecting Joomunited Wp Meta Seo →

Other CWE-79 (Cross-site Scripting (XSS)) vulnerabilities

CVE-2025-49410 — Critical (CVSS 10.0): Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Imran Emu TC…
CVE-2024-47875 — Critical (CVSS 10.0): DOMPurify is a DOM-only, super-fast, uber-tolerant XSS sanitizer for HTML, MathML and SVG. DOMpurify was vulnerable to…
CVE-2024-6886 — Critical (CVSS 10.0): Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Gitea…
CVE-2023-45144 — Critical (CVSS 10.0): com.xwiki.identity-oauth:identity-oauth-ui is a package to aid in building identity and service providers based on…
CVE-2023-45138 — Critical (CVSS 10.0): Change Request is an pplication allowing users to request changes on a wiki without publishing the changes directly.…
CVE-2022-4361 — Critical (CVSS 10.0): Keycloak, an open-source identity and access management solution, has a cross-site scripting (XSS) vulnerability in the…

Browse all CWE-79 (Cross-site Scripting (XSS)) vulnerabilities →