Use after free in PostgreSQL pg_show_all_settings() allows a database user to retrieve memory contents, via loading a module while the function is scanning custom-variable placeholders that the module replaces and frees. Within major versions 16-18, minor versions before PostgreSQL 18.7, 17.12, and 16.16 are affected. Versions before PostgreSQL 16 are unaffected.
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Fixes
Solution
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Workaround
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References
| Link | Providers |
|---|---|
| https://www.postgresql.org/support/security/CVE-2026-120152/ |
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History
Thu, 12 Nov 2026 14:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Use after free in PostgreSQL pg_show_all_settings() allows a database user to retrieve memory contents, via loading a module while the function is scanning custom-variable placeholders that the module replaces and frees. Within major versions 16-18, minor versions before PostgreSQL 18.7, 17.12, and 16.16 are affected. Versions before PostgreSQL 16 are unaffected. | |
| Title | PostgreSQL pg_show_all_settings() use-after-free discloses memory | |
| Weaknesses | CWE-416 | |
| References |
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| Metrics |
cvssV3_1
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MITRE
Status: PUBLISHED
Assigner: PostgreSQL
Published:
Updated: 2026-11-12T14:15:28.444Z
Reserved: 2026-10-30T22:45:08.383Z
Link: CVE-2026-120152
Vulnrichment
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NVD
Status : Received
Published: 2026-11-12T15:17:43.940
Modified: 2026-11-12T15:17:43.940
Link: CVE-2026-120152
Redhat
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OpenCVE Enrichment
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Weaknesses