Medium severity · published Jul 2, 2025
CVE-2025-52886
Poppler is a PDF rendering library
5.9
CVSS
0.4%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 39% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PO
Poppler · Freedesktop
before 25.06.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-52886
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-52886
Patch
https://gitlab.freedesktop.org/poppler/poppler/-/commit/04bd91684ed41d67ae0f10cde0660e4ed74ac203
Patch
https://gitlab.freedesktop.org/poppler/poppler/-/commit/ac36affcc8486de38e8905a8d6547a3464ff46e5
Exploit
https://gitlab.freedesktop.org/poppler/poppler/-/issues/1581
Product
https://gitlab.freedesktop.org/poppler/poppler/-/merge_requests/1828
Exploit
https://securitylab.github.com/advisories/GHSL-2025-054_poppler/
www.openwall.com
http://www.openwall.com/lists/oss-security/2025/07/11/5
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CVE-2018-21009
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CVE-2019-12293
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CVE-2019-10872
An issue was discovered in Poppler 0.74.0