How severe is CVE-2025-14556?

CVE-2025-14556 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-2025-14556 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-14556?

CVE-2025-14556 affects Flag Module Project Flag. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-14556?

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

Does CVE-2025-14556 have an EU (EUVD) identifier?

Yes. CVE-2025-14556 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-2442.

When was CVE-2025-14556 published?

CVE-2025-14556 was published on 2026-01-14 and last updated on 2026-06-17.

CVE-2025-14556

CVE-2025-14556 is a medium-severity vulnerability in Flag Module Project Flag 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 v4: 4.8
EPSS exploit prediction: 0% (7th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-2442
Weakness: CWE-79
Affected product: Flag Module Project Flag
Published: 2026-01-14
Last modified: 2026-06-17

Description

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Drupal Flag allows Cross-Site Scripting (XSS).This issue affects Flag: from 7.X-3.0 through 7.X-3.9.

Frequently asked questions

What is CVE-2025-14556?: Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Drupal Flag allows Cross-Site Scripting (XSS).This issue affects Flag: from 7.X-3.0 through 7.X-3.9.
How severe is CVE-2025-14556?: CVE-2025-14556 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-2025-14556 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-14556?: CVE-2025-14556 affects Flag Module Project Flag. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-14556?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-14556 have an EU (EUVD) identifier?: Yes. CVE-2025-14556 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-2442.
When was CVE-2025-14556 published?: CVE-2025-14556 was published on 2026-01-14 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:flag_module_project:flag:*:*:*:*:*:drupal:*:*

More vulnerabilities in Flag Module Project Flag

CVE-2014-3453 — Medium (CVSS 6.5): Eval injection vulnerability in the flag_import_form_validate function in includes/flag.export.inc in the Flag module…

All CVEs affecting Flag Module Project Flag →

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 →