How severe is CVE-2025-32357?

CVE-2025-32357 has a CVSS 3.x base score of 4.3, 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 none, and availability none.

Is CVE-2025-32357 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.

What products are affected by CVE-2025-32357?

CVE-2025-32357 affects Zammad. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-32357?

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

Does CVE-2025-32357 have an EU (EUVD) identifier?

Yes. CVE-2025-32357 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-14716.

When was CVE-2025-32357 published?

CVE-2025-32357 was published on 2025-04-05 and last updated on 2026-06-17.

CVE-2025-32357

CVE-2025-32357 is a medium-severity vulnerability in Zammad 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-306.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
EPSS exploit prediction: 0% (16th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-14716
Weakness: CWE-306
Affected product: Zammad
Published: 2025-04-05
Last modified: 2026-06-17

Description

In Zammad 6.4.x before 6.4.2, an authenticated agent with knowledge base permissions was able to use the Zammad API to fetch knowledge base content that they have no permission for.

Frequently asked questions

What is CVE-2025-32357?: In Zammad 6.4.x before 6.4.2, an authenticated agent with knowledge base permissions was able to use the Zammad API to fetch knowledge base content that they have no permission for.
How severe is CVE-2025-32357?: CVE-2025-32357 has a CVSS 3.x base score of 4.3, 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 none, and availability none.
Is CVE-2025-32357 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.
What products are affected by CVE-2025-32357?: CVE-2025-32357 affects Zammad. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-32357?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-32357 have an EU (EUVD) identifier?: Yes. CVE-2025-32357 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-14716.
When was CVE-2025-32357 published?: CVE-2025-32357 was published on 2025-04-05 and last updated on 2026-06-17.

References

https://zammad.com/en/advisories/zaa-2025-04

Affected products (1)

cpe:2.3:a:zammad:zammad:*:*:*:*:*:*:*:*

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