Is CVE-2025-52886 actively exploited?

CVE-2025-52886 has no public evidence of in-the-wild exploitation as of 2025-11-04.

What is the CVSS score for CVE-2025-52886?

CVE-2025-52886 has a CVSS score of 5.5 (MEDIUM severity). Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X.

How do I patch CVE-2025-52886?

Patch guidance is available from freedesktop security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2025-52886.

Which products are affected by CVE-2025-52886?

1 product: freedesktop poppler.

CVE-2025-52886 - remediation guidance & executive summary

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 Metrics

Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector: local
Complexity: low
Privileges: none
User Action: none
Confidentiality: undefined
Integrity: undefined
Availability: undefined
Weaknesses: CWE-416 · Use After Free

Metadata

Primary Vendor: FREEDESKTOP
Published: 7/2/2025
Last Modified: 11/4/2025
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

CVE-2025-52886

Description

CVSS Metrics

Metadata

Affected Products

Remediation Guidance

Executive Summary