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    CVE-2025-52886

    Poppler is a PDF rendering library. Versions prior to 25.06.0 use `std::atomic_int` for reference counting. Because `std::atomic_int` is only 32 bits, it is possible to overflow the reference count and trigger a use-after-free. Version 25.06.0 patches the issue.

    Published:Jul 2, 2025
    Last Modified:Nov 4, 2025
    EPS:Jul 2, 2025
    EPSS Score:0.00075
    CVSS Score:5.9

    Affected Products

    Vendor
    Freedesktop
    Product
    Poppler
    Vendor
    Poppler
    Product
    Poppler

    Exploits

    https://gitlab.freedesktop.org/poppler/poppler/-/issues/1581https://securitylab.github.com/advisories/GHSL-2025-054_poppler/

    Common Weakness Enumeration

    CWE-416 Use After Free

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2025-50422 (CVSS 2.9) — Cairo through 1.18.4, as used in Poppler through 25.08.0, has an "unscaled->face == NULL" assertion failure fo…
    CVE-2025-50420 (CVSS 6.5) — An issue in the pdfseparate utility of freedesktop poppler v25.04.0 allows attackers to cause an infinite recu…
    CVE-2025-43903 (CVSS 4.3) — NSSCryptoSignBackend.cc in Poppler before 25.04.0 does not verify the adbe.pkcs7.sha1 signatures on documents,…
    CVE-2025-32365 (CVSS 4) — Poppler before 25.04.0 allows crafted input files to trigger out-of-bounds reads in the JBIG2Bitmap::combine f…
    CVE-2025-32364 (CVSS 4) — A floating-point exception in the PSStack::roll function of Poppler before 25.04.0 can cause an application to…
    CVE-2024-56378 (CVSS 4.3) — libpoppler.so in Poppler through 24.12.0 has an out-of-bounds read vulnerability within the JBIG2Bitmap::combi…
    CVE-2024-6239 (CVSS 7.5) — A flaw was found in the Poppler's Pdfinfo utility. This issue occurs when using -dests parameter with pdfinfo …
    CVE-2022-38349 (CVSS 6.5) — An issue was discovered in Poppler 22.08.0. There is a reachable assertion in Object.h, will lead to denial of…
    CVE-2020-36024 (CVSS 5.5) — An issue was discovered in freedesktop poppler version 20.12.1, allows remote attackers to cause a denial of s…
    CVE-2020-36023 (CVSS 6.5) — An issue was discovered in freedesktop poppler version 20.12.1, allows remote attackers to cause a denial of s…

    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