How severe is CVE-2021-47975?

CVE-2021-47975 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-2021-47975 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (12th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2021-47975?

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-2021-47975 have an EU (EUVD) identifier?

Yes. CVE-2021-47975 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2021-34830.

When was CVE-2021-47975 published?

CVE-2021-47975 was published on 2026-05-16 and last updated on 2026-06-17.

CVE-2021-47975

CVE-2021-47975 is a high-severity vulnerability 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)
CVSS v4: 5.1
EPSS exploit prediction: 0% (12th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2021-34830
Weakness: CWE-79
Published: 2026-05-16
Last modified: 2026-06-17

Description

WP Learn Manager 1.1.2 contains a stored cross-site scripting vulnerability that allows unauthenticated attackers to inject malicious scripts through the `fieldtitle` parameter. Attackers can submit POST requests to the jslm_fieldordering page with XSS payloads in the fieldtitle field to execute arbitrary JavaScript when administrators view the field ordering interface.

Frequently asked questions

What is CVE-2021-47975?: WP Learn Manager 1.1.2 contains a stored cross-site scripting vulnerability that allows unauthenticated attackers to inject malicious scripts through the `fieldtitle` parameter. Attackers can submit POST requests to the jslm_fieldordering page with XSS payloads in the fieldtitle field to execute arbitrary JavaScript when administrators view the field ordering interface.
How severe is CVE-2021-47975?: CVE-2021-47975 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-2021-47975 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (12th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2021-47975?: 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-2021-47975 have an EU (EUVD) identifier?: Yes. CVE-2021-47975 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2021-34830.
When was CVE-2021-47975 published?: CVE-2021-47975 was published on 2026-05-16 and last updated on 2026-06-17.

References

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 →