How severe is CVE-2025-12521?

CVE-2025-12521 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2025-12521 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (16th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-12521?

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

Does CVE-2025-12521 have an EU (EUVD) identifier?

Yes. CVE-2025-12521 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-37349.

When was CVE-2025-12521 published?

CVE-2025-12521 was published on 2025-10-31 and last updated on 2026-06-17.

CVE-2025-12521

CVE-2025-12521 is a medium-severity vulnerability with a CVSS 3.x base score of 5.3. 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-200.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
EPSS exploit prediction: 0% (16th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-37349
Weakness: CWE-200
Published: 2025-10-31
Last modified: 2026-06-17

Description

The Analytify Pro plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 7.0.3 via the Analytify Tag HTML details. This makes it possible for unauthenticated attackers to extract usernames from source code. While we generally do not assign CVE IDs to username exposure issues, this vendor has specifically requested we consider it a vulnerability.

Frequently asked questions

What is CVE-2025-12521?: The Analytify Pro plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 7.0.3 via the Analytify Tag HTML details. This makes it possible for unauthenticated attackers to extract usernames from source code. While we generally do not assign CVE IDs to username exposure issues, this vendor has specifically requested we consider it a vulnerability.
How severe is CVE-2025-12521?: CVE-2025-12521 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2025-12521 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (16th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-12521?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-12521 have an EU (EUVD) identifier?: Yes. CVE-2025-12521 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-37349.
When was CVE-2025-12521 published?: CVE-2025-12521 was published on 2025-10-31 and last updated on 2026-06-17.

References

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