How severe is CVE-2025-25621?

CVE-2025-25621 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2025-25621 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (28th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-25621?

CVE-2025-25621 affects Changeweb Unifiedtransform. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-25621?

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

Does CVE-2025-25621 have an EU (EUVD) identifier?

Yes. CVE-2025-25621 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-6552.

When was CVE-2025-25621 published?

CVE-2025-25621 was published on 2025-03-17 and last updated on 2026-06-17.

CVE-2025-25621

CVE-2025-25621 is a medium-severity vulnerability in Changeweb Unifiedtransform with a CVSS 3.x base score of 4.3. 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-284.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
EPSS exploit prediction: 0% (28th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-6552
Weakness: CWE-284
Affected product: Changeweb Unifiedtransform
Published: 2025-03-17
Last modified: 2026-06-17

Description

Unifiedtransform 2.0 is vulnerable to Incorrect Access Control, which allows teachers to take attendance of fellow teachers. This affected endpoint is /courses/teacher/index?teacher_id=2&semester_id=1.

Frequently asked questions

What is CVE-2025-25621?: Unifiedtransform 2.0 is vulnerable to Incorrect Access Control, which allows teachers to take attendance of fellow teachers. This affected endpoint is /courses/teacher/index?teacher_id=2&semester_id=1.
How severe is CVE-2025-25621?: CVE-2025-25621 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2025-25621 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (28th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-25621?: CVE-2025-25621 affects Changeweb Unifiedtransform. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-25621?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-25621 have an EU (EUVD) identifier?: Yes. CVE-2025-25621 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-6552.
When was CVE-2025-25621 published?: CVE-2025-25621 was published on 2025-03-17 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:changeweb:unifiedtransform:2.0:*:*:*:*:*:*:*

More vulnerabilities in Changeweb Unifiedtransform

CVE-2024-53573 — Critical (CVSS 9.8): Unifiedtransform v2.X is vulnerable to Incorrect Access Control. Unauthorized users can access and manipulate endpoints…
CVE-2025-25614 — High (CVSS 8.8): Incorrect Access Control in Unifiedtransform 2.0 leads to Privilege Escalation, which allows teachers to update the…
CVE-2025-46204 — Medium (CVSS 6.5): An issue in Unifiedtransform v2.0 allows a remote attacker to escalate privileges via the /course/edit/{id} endpoint.
CVE-2025-46203 — Medium (CVSS 6.5): An issue in Unifiedtransform v2.0 allows a remote attacker to escalate privileges via the /students/edit/{id} endpoint.
CVE-2025-25620 — Medium (CVSS 5.4): Unifiedtransform 2.0 is vulnerable to Cross Site Scripting (XSS) in the Create assignment function.
CVE-2025-25616 — Medium (CVSS 4.3): Unifiedtransform 2.0 is vulnerable to Incorrect Access Control, which allows students to modify rules for exams. The…

All CVEs affecting Changeweb Unifiedtransform →

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