aiven-extras allows PostgreSQL Privilege Escalation through format function
Key facts
- Attack vector
- Network
- Privileges required
- High
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-426.
Summary
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.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Aiven-Open | aiven-extras | before 1.1.16 | 1.1.16 | Patch available | CNA |
- aiven-extras VendorAiven-Open Affected before 1.1.16 Fixed in 1.1.16 Patch available CNA
Remediation
- Fix · CNA aiven-extras (aiven) Fixed in 1.1.16
Timeline
- 2026-10-02 Threatist record created from CVE-2025-31480
References
More Aiven-Open vulnerabilities
- TI-2025-38105 Karapace is vulnerable to Authentication Bypass CVSS 3.1HIGH 8.6
- TI-2025-34940 aiven-db-migrate allows Privilege Escalation through use of psql during migration CVSS 3.1CRITICAL 9.1
- TI-2025-34939 aiven-db-migrate allows Privilege Escalation via unrestricted search_path during migration CVSS 3.1CRITICAL 9.1
- TI-2026-79625 Path traversal in PGHoard restore allows arbitrary file writes CVSS 3.1HIGH 8.4
- TI-2023-15599 aiven-extras PostgreSQL Privilege Escalation Through Overloaded Search Path CVSS 3.1HIGH 8.8
- TI-2026-32927 Klaw: Improper Access Control Allows Disclosure of Password Hash CVSS 4.0MEDIUM 6.9
Sources
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences