How severe is CVE-2025-30189?

CVE-2025-30189 has a CVSS 3.x base score of 7.4, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2025-30189 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-30189?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2025-30189 have an EU (EUVD) identifier?

Yes. CVE-2025-30189 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-37318.

When was CVE-2025-30189 published?

CVE-2025-30189 was published on 2025-10-31 and last updated on 2026-06-17.

CVE-2025-30189

CVE-2025-30189 is a high-severity vulnerability with a CVSS 3.x base score of 7.4. 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-1250.

Key facts

Severity: High (CVSS 3.x base score 7.4)
EPSS exploit prediction: 1% (42nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-37318
Weakness: CWE-1250
Published: 2025-10-31
Last modified: 2026-06-17

Description

When cache is enabled, some passdb/userdb drivers incorrectly cache all users with same cache key, causing wrong cached information to be used for these users. After cached login, all subsequent logins are for same user. Install fixed version or disable caching either globally or for the impacted passdb/userdb drivers. No publicly available exploits are known.

Frequently asked questions

What is CVE-2025-30189?: When cache is enabled, some passdb/userdb drivers incorrectly cache all users with same cache key, causing wrong cached information to be used for these users. After cached login, all subsequent logins are for same user. Install fixed version or disable caching either globally or for the impacted passdb/userdb drivers. No publicly available exploits are known.
How severe is CVE-2025-30189?: CVE-2025-30189 has a CVSS 3.x base score of 7.4, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2025-30189 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-30189?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2025-30189 have an EU (EUVD) identifier?: Yes. CVE-2025-30189 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-37318.
When was CVE-2025-30189 published?: CVE-2025-30189 was published on 2025-10-31 and last updated on 2026-06-17.

References

Other CWE-1250 vulnerabilities

CVE-2023-22405 — Medium (CVSS 6.5): An Improper Preservation of Consistency Between Independent Representations of Shared State vulnerability in the Packet…
CVE-2022-22234 — Medium (CVSS 5.5): An Improper Preservation of Consistency Between Independent Representations of Shared State vulnerability in the Packet…
CVE-2025-32899 — Medium (CVSS 4.3): In KDE Connect before 1.33.0 on Android, a packet can be crafted that causes two paired devices to unpair.…
CVE-2024-10976 — Medium (CVSS 4.2): Incomplete tracking in PostgreSQL of tables with row security allows a reused query to view or change different rows…

Browse all CWE-1250 vulnerabilities →