PostgreSQL Anonymizer partial functions can reveal the whole data
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- Low · None · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-693.
Summary
DALIBO PostgreSQL Anonymizer from 1 before 3.3.0 has a protection mechanism failure (CWE-693) in the anon.partial() and anon.partial_email() functions. When the data is small enough, these functions reveal the whole data. A remote attacker with low privileges can read the data.
Written with Claude Haiku 5.5 from the sources below · 2026-10-29
Description from the CNA
PostgreSQL Anonymizer contains a vulnerability related to the anon.partial() and anon.partial_email() functions. These function can reveal the while data if the data is small enough. The issue is fixed in PostgreSQL Anonymizer 3.3.0 and later versions.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
Upgrade DALIBO PostgreSQL Anonymizer to version 3.3.0 or later. The sources list no advisory identifier for this fix.
Written with Claude Haiku 5.5 from the sources below · 2026-10-29
- Fix · CNA PostgreSQL Anonymizer (DALIBO) Fixed in 3.3.0
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
DALIBO PostgreSQL Anonymizer 3.3.0
12 records Highest priority Priority LOW 12 LOW
Other records, highest priority first
- TI-2026-82102 Protection mechanism failure in PostgreSQL Anonymizer leaks anonymized dataPriority LOW 28
- TI-2026-82101 PostgreSQL Anonymizer: masked role reads real data via sub-query rulePriority LOW 28
- TI-2026-82099 PostgreSQL Anonymizer skips masking for queries through parent tablesPriority LOW 25
Timeline
- 2026-10-28 Threatist record created from CVE-2026-110182
- 2026-10-28 Alias added: GHSA-qr6f-75wq-748v
- 2026-11-05 CISA SSVC decision points changed
References
More DALIBO vulnerabilities
- TI-2025-05130 Cursor allows PostgreSQL Anonymizer masked user to gain unauthorized access to authentic data CVSS 3.1MEDIUM 6.5
- TI-2026-15944 PostgreSQL Anonymizer: unprivileged masked users can execute code via operators, domain casts and view subqueries CVSS 3.1HIGH 8.8
- TI-2024-02174 Improper Input Validation in PostgreSQL Anonymizer 1.2 allows table owner to gain superuser privileges via masking rule CVSS 3.1HIGH 8.8
- TI-2026-08447 PostgreSQL Anonymizer: malicious column name allows SQL injection via anon.k_anonymity() function CVSS 3.1HIGH 8.8
- TI-2026-01997 Uncontrolled search path in DALIBO PostgreSQL Anonymizer CVSS 3.1HIGH 8.0
- TI-2026-01996 Uncontrolled search path in DALIBO PostgreSQL Anonymizer CVSS 3.1HIGH 8.0
Sources
- CVE-2026-110182 · CVE Program
- CVE-2026-110182 · NVD
- FIRST EPSS
- GHSA-qr6f-75wq-748v · GitHub Advisory Database · CC BY 4.0
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