How severe is CVE-2021-24933?

CVE-2021-24933 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-2021-24933 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-24933?

CVE-2021-24933 affects Bootstrapped Dynamic Widgets. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-24933?

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

When was CVE-2021-24933 published?

CVE-2021-24933 was published on 2022-02-28 and last updated on 2026-06-17.

CVE-2021-24933

CVE-2021-24933 is a medium-severity vulnerability in Bootstrapped Dynamic Widgets 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% (44th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Bootstrapped Dynamic Widgets
Published: 2022-02-28
Last modified: 2026-06-17

Description

The Dynamic Widgets WordPress plugin through 1.5.16 does not escape the prefix parameter before outputting it back in an attribute when using the term_tree AJAX action (available to any authenticated users), leading to a Reflected Cross-Site Scripting issue

Frequently asked questions

What is CVE-2021-24933?: The Dynamic Widgets WordPress plugin through 1.5.16 does not escape the prefix parameter before outputting it back in an attribute when using the term_tree AJAX action (available to any authenticated users), leading to a Reflected Cross-Site Scripting issue
How severe is CVE-2021-24933?: CVE-2021-24933 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-2021-24933 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-24933?: CVE-2021-24933 affects Bootstrapped Dynamic Widgets. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-24933?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-24933 published?: CVE-2021-24933 was published on 2022-02-28 and last updated on 2026-06-17.

References

https://wpscan.com/vulnerability/b8e6f0d3-a7d1-4ca8-aba8-0d5075167d55

Affected products (1)

cpe:2.3:a:bootstrapped:dynamic_widgets:*:*:*:*:*:wordpress:*:*

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 →