CVE-2026-29089

8.8 HIGH
Published: March 06, 2026 Modified: March 18, 2026
View on NVD

Description

TimescaleDB is a time-series database for high-performance real-time analytics packaged as a Postgres extension. From version 2.23.0 to 2.25.1, PostgreSQL uses the search_path setting to locate unqualified database objects (tables, functions, operators). If the search_path includes user-writable schemas a malicious user can create functions in that schema that shadow builtin postgres functions and will be called instead of the postgres functions leading to arbitrary code execution during extension upgrade. This issue has been patched in version 2.25.2.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://github.com/timescale/timescaledb/pull/9331
Source: security-advisories@github.com
Issue Tracking Patch
https://github.com/timescale/timescaledb/releases/tag/2.25.2
Source: security-advisories@github.com
Product Release Notes
https://github.com/timescale/timescaledb/security/advisories/GHSA-vgp2-jj5c-828m
Source: security-advisories@github.com
Mitigation Vendor Advisory

4 reference(s) from NVD

Quick Stats

CVSS v3 Score
8.8 / 10.0
EPSS (Exploit Probability)
0.0%
5th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

timescale