How severe is CVE-2021-24443?

CVE-2021-24443 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2021-24443 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-24443?

CVE-2021-24443 affects Kainelabs Youzify. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-24443?

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

When was CVE-2021-24443 published?

CVE-2021-24443 was published on 2021-08-02 and last updated on 2026-06-17.

CVE-2021-24443

CVE-2021-24443 is a medium-severity vulnerability in Kainelabs Youzify with a CVSS 3.x base score of 5.4. 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 5.4)
CVSS v2: 3.5
EPSS exploit prediction: 1% (45th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Kainelabs Youzify
Published: 2021-08-02
Last modified: 2026-06-17

Description

The About Me widget of the Youzify – BuddyPress Community, User Profile, Social Network & Membership WordPress plugin before 1.0.7 does not properly sanitise its Biography field, allowing any authenticated user to set Cross-Site Scripting payloads in it, which will be executed when viewing the affected user profile. This could allow a low privilege user to gain unauthorised access to the admin side of the blog by targeting an admin, inducing them to view their profile with a malicious payload adding a rogue account for example.

Frequently asked questions

What is CVE-2021-24443?: The About Me widget of the Youzify – BuddyPress Community, User Profile, Social Network & Membership WordPress plugin before 1.0.7 does not properly sanitise its Biography field, allowing any authenticated user to set Cross-Site Scripting payloads in it, which will be executed when viewing the affected user profile. This could allow a low privilege user to gain unauthorised access to the admin side of the blog by targeting an admin, inducing them to view their profile with a malicious payload adding a rogue account for example.
How severe is CVE-2021-24443?: CVE-2021-24443 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2021-24443 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-24443?: CVE-2021-24443 affects Kainelabs Youzify. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-24443?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-24443 published?: CVE-2021-24443 was published on 2021-08-02 and last updated on 2026-06-17.

References

https://wpscan.com/vulnerability/a4432acd-df49-4a4f-8184-b55cdd5d4d34

Affected products (1)

cpe:2.3:a:kainelabs:youzify:*:*:*:*:*:wordpress:*:*

More vulnerabilities in Kainelabs Youzify

CVE-2022-1950 — Critical (CVSS 9.8): The Youzify WordPress plugin before 1.2.0 does not sanitise and escape a parameter before using it in a SQL statement…
CVE-2024-37494 — High (CVSS 8.5): Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in KaineLabs…
CVE-2024-2864 — High (CVSS 7.3): Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in KaineLabs Youzify…
CVE-2024-13370 — Medium (CVSS 6.5): The Youzify – BuddyPress Community, User Profile, Social Network & Membership Plugin for WordPress plugin for…
CVE-2024-4742 — Medium (CVSS 6.5): The Youzify – BuddyPress Community, User Profile, Social Network & Membership Plugin for WordPress plugin for…
CVE-2023-47191 — Medium (CVSS 6.5): Authorization Bypass Through User-Controlled Key vulnerability in KaineLabs Youzify – BuddyPress Community, User…

All CVEs affecting Kainelabs Youzify →

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 →