How severe is CVE-2025-3862?

CVE-2025-3862 has a CVSS 3.x base score of 6.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2025-3862 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (15th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-3862?

CVE-2025-3862 affects Contest-gallery Contest Gallery. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-3862?

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

Does CVE-2025-3862 have an EU (EUVD) identifier?

Yes. CVE-2025-3862 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-13998.

When was CVE-2025-3862 published?

CVE-2025-3862 was published on 2025-05-08 and last updated on 2026-06-17.

CVE-2025-3862

CVE-2025-3862 is a medium-severity vulnerability in Contest-gallery Contest Gallery with a CVSS 3.x base score of 6.4. 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 6.4)
EPSS exploit prediction: 0% (15th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-13998
Weakness: CWE-79
Affected product: Contest-gallery Contest Gallery
Published: 2025-05-08
Last modified: 2026-06-17

Description

Contest Gallery plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘id’ parameter in all versions up to, and including, 26.0.6 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Frequently asked questions

What is CVE-2025-3862?: Contest Gallery plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘id’ parameter in all versions up to, and including, 26.0.6 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
How severe is CVE-2025-3862?: CVE-2025-3862 has a CVSS 3.x base score of 6.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2025-3862 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (15th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-3862?: CVE-2025-3862 affects Contest-gallery Contest Gallery. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-3862?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-3862 have an EU (EUVD) identifier?: Yes. CVE-2025-3862 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-13998.
When was CVE-2025-3862 published?: CVE-2025-3862 was published on 2025-05-08 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:contest-gallery:contest_gallery:*:*:*:*:*:wordpress:*:*

More vulnerabilities in Contest-gallery Contest Gallery

CVE-2024-11103 — Critical (CVSS 9.8): The Contest Gallery plugin for WordPress is vulnerable to privilege escalation via account takeover in all versions up…
CVE-2024-10687 — Critical (CVSS 9.8): The Photos, Files, YouTube, Twitter, Instagram, TikTok, Ecommerce Contest Gallery – Upload, Vote, Sell via PayPal,…
CVE-2019-5974 — High (CVSS 8.8): Cross-site request forgery (CSRF) vulnerability in Contest Gallery versions prior to 10.4.5 allows remote attackers to…
CVE-2024-30236 — High (CVSS 8.5): Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in Wasiliy Strecker…
CVE-2024-30238 — High (CVSS 8.5): Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in Wasiliy Strecker…
CVE-2024-32778 — High (CVSS 7.7): Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in Wasiliy Strecker /…

All CVEs affecting Contest-gallery Contest Gallery →

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 →