How severe is CVE-2025-31480?

CVE-2025-31480 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-31480 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-31480?

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

Does CVE-2025-31480 have an EU (EUVD) identifier?

Yes. CVE-2025-31480 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-9753.

When was CVE-2025-31480 published?

CVE-2025-31480 was published on 2025-04-04 and last updated on 2026-06-17.

CVE-2025-31480

CVE-2025-31480 is a critical-severity vulnerability with a CVSS 3.x base score of 9.1. 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-426.

Key facts

Severity: Critical (CVSS 3.x base score 9.1)
EPSS exploit prediction: 0% (37th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-9753
Weakness: CWE-426
Published: 2025-04-04
Last modified: 2026-06-17

Description

aiven-extras is a PostgreSQL extension. This is a privilege escalation vulnerability, allowing elevation to superuser inside PostgreSQL databases that use the aiven-extras package. The vulnerability leverages the format function not being schema-prefixed. Affected users should install 1.1.16 and ensure they run the latest version issuing ALTER EXTENSION aiven_extras UPDATE TO '1.1.16' after installing it. This needs to happen in each database aiven_extras has been installed in.

Frequently asked questions

What is CVE-2025-31480?: aiven-extras is a PostgreSQL extension. This is a privilege escalation vulnerability, allowing elevation to superuser inside PostgreSQL databases that use the aiven-extras package. The vulnerability leverages the format function not being schema-prefixed. Affected users should install 1.1.16 and ensure they run the latest version issuing ALTER EXTENSION aiven_extras UPDATE TO '1.1.16' after installing it. This needs to happen in each database aiven_extras has been installed in.
How severe is CVE-2025-31480?: CVE-2025-31480 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-31480 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-31480?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2025-31480 have an EU (EUVD) identifier?: Yes. CVE-2025-31480 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-9753.
When was CVE-2025-31480 published?: CVE-2025-31480 was published on 2025-04-04 and last updated on 2026-06-17.

References

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