PYSEC-2026-895

    Dashboard / Vulnerabilities / PYSEC-2026-895

    PYSEC-2026-895

    Published: 6 Jul 2026Last Modified: 7 Jul 2026

    Summary: libpg_query memory leak

    Details: An issue was discovered in libpg_query 10-1.0.2. There is a memory leak in pg_query_raw_parse in pg_query_parse.c, which might lead to a denial of service.

    References: https://nvd.nist.gov/vuln/detail/CVE-2018-18482, https://github.com/lfittl/libpg_query/issues/49, https://github.com/lelit/pglast, https://github.com/pypa/advisory-database/tree/main/vulns/pg-query/PYSEC-2018-154.yaml, https://pypi.org/project/pglast, https://github.com/advisories/GHSA-vm3q-58wm-2r2x

    Affected packages

    Package

    Name: pglast

    Purl: pkg:pypi/pglast

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -0.28

    Affected versions

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    PYSEC-2026-895 | CVE-DB