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Poppler CVE-2025-52886

| EUVDEUVD-2025-19742 MEDIUM
Use After Free (CWE-416)
2025-07-02 security-advisories@github.com
5.9
CVSS 3.1 · GitHub Advisory
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Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A06:2021 - Vulnerable and Outdated Components
ASVS 5.0
V15 - Secure Coding and Architecture Memory lifecycle management
MITRE ATT&CK

2 techniques across 2 tactics: Execution, Privilege Escalation

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Impact

Memory corruption that can be exploited for arbitrary code execution, information disclosure, or denial of service. With a CVSS score of 5.9 (MEDIUM), this represents a moderate risk.

Exploit ScenarioDerived

An attacker triggers a specific sequence of operations that causes the application to free a memory block and then reference it again, potentially executing attacker-controlled data.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
Patch available 0.1% exploitation probability (EPSS)

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AnalysisAIv1 – Mar 16, 2026

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.

Earlier versions of this analysis (1)
v1 Mar 16, 2026 - 01:55 CVSS 5.9

RemediationAI

A vendor patch is available — apply it immediately. Use memory-safe languages. Implement proper object lifecycle management. Use static and dynamic analysis tools to detect UAF patterns.

Affected VersionsENISA

poppler < 25.06.0

Affected Packages

euvd poppler fix: 25.06.0

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in euvd

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

A use-after-free vulnerability occurs when a program continues to use a pointer after the referenced memory has been freed, leading to undefined behavior. This vulnerability is classified as Use After Free (CWE-416).

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

GitHub Advisory PRIMARY 5.9 MEDIUM
AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Ubuntu MEDIUM
SUSE MEDIUM
Red Hat 4.0 MEDIUM

Primary rating from GitHub Advisory.

CVSS VectorGitHub Advisory

Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

Lifecycle Timeline

3
Patch released
Mar 16, 2026 - 01:55 nvd
Patch available
PoC Detected
Nov 04, 2025 - 22:16 vuln.today
Public exploit code
CVE Published
Jul 02, 2025 - 16:15 nvd
MEDIUM 5.9

Executive ViewAI

Why It Matters

Organizations using Poppler should be aware of moderate risk from CVE-2025-52886, a use-after-free vulnerability rated CVSS 5.9. Exploitation could compromise the security of affected deployments. Proof-of-concept code is publicly available. A patch is available and should be applied during regular vulnerability management.

Business Impact: Low
Compensating Controls

Apply vendor patch. If patching is delayed: enable ASLR/DEP, apply network segmentation.

Threat Intelligence Overview

EPSS Score
0.1%
Top 81% exploitable
Exploit
POC
Public exploit code exists
Data Quality
6 sources
Confidence: High

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity MEDIUM
CISA KEV No
Public POC Yes
EPSS 0.1%
Patch available Yes
Active threat No
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation· derived
Poc
System Exposure· derived
Open
Automatable· derived
No
Human Impact
Low

Priority Score

50
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +30
PoC: +20
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

A buffer overflow occurs when a program writes more data to a memory buffer than it was allocated to hold, causing the excess data to spill into adjacent memory regions.

Use-after-free vulnerabilities occur when a program continues to access memory through a pointer after that memory has been deallocated.

Memory corruption occurs when a program writes data beyond the boundaries of allocated memory regions or accesses memory in unintended ways, violating the integrity of the process's address space.

CVE-2013-4474 MEDIUM POC
5.0 Nov 23

Format string vulnerability in the extractPages function in utils/pdfseparate.cc in poppler before 0.24.3 allows remote

CVE-2017-2820 HIGH POC
8.8 Jul 12

An exploitable integer overflow vulnerability exists in the JPEG 2000 image parsing functionality of freedesktop.org Pop

CVE-2017-15565 HIGH POC
8.8 Oct 17

In Poppler 0.59.0, a NULL Pointer Dereference exists in the GfxImageColorMap::getGrayLine() function in GfxState.cc via

CVE-2019-12293 HIGH POC
8.8 May 23

In Poppler through 0.76.1, there is a heap-based buffer over-read in JPXStream::init in JPEG2000Stream.cc via data with

CVE-2019-10872 HIGH POC
8.8 Apr 05

An issue was discovered in Poppler 0.74.0. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, n

CVE-2019-9545 HIGH POC
8.8 Mar 01

An issue was discovered in Poppler 0.74.0. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, n

CVE-2019-9543 HIGH POC
8.8 Mar 01

An issue was discovered in Poppler 0.74.0. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, n

CVE-2019-9200 HIGH POC
8.8 Feb 26

A heap-based buffer underwrite exists in ImageStream::getLine() located at Stream.cc in Poppler 0.74.0 that can (for exa

CVE-2013-4473 HIGH POC
7.5 Nov 23

Stack-based buffer overflow in the extractPages function in utils/pdfseparate.cc in poppler before 0.24.2 allows remote

CVE-2017-14518 HIGH POC
7.8 Sep 17

In Poppler 0.59.0, a floating point exception exists in the isImageInterpolationRequired() function in Splash.cc via a c

CVE-2017-14520 HIGH POC
7.8 Sep 17

In Poppler 0.59.0, a floating point exception occurs in Splash::scaleImageYuXd() in Splash.cc, which may lead to a poten

CVE-2022-38784 HIGH POC
7.8 Aug 30

Poppler prior to and including 22.08.0 contains an integer overflow in the JBIG2 decoder (JBIG2Stream::readTextRegionSeg

Vendor StatusVendor

Ubuntu

Priority: Medium
poppler
Release Status Version
oracular ignored end of life, was needs-triage
upstream released 25.06.0
jammy released 22.02.0-2ubuntu0.9
noble released 24.02.0-1ubuntu9.5
plucky released 25.03.0-3ubuntu1.1
bionic released 0.62.0-2ubuntu2.14+esm7
focal released 0.86.1-0ubuntu1.7+esm1
xenial released 0.41.0-0ubuntu1.16+esm7

Debian

Bug #1108784
poppler
Release Status Fixed Version Urgency
bullseye vulnerable 20.09.0-3.1+deb11u1 -
bullseye (security) vulnerable 20.09.0-3.1+deb11u2 -
bookworm vulnerable 22.12.0-2+deb12u1 -
trixie fixed 25.03.0-5+deb13u2 -
forky, sid fixed 25.03.0-11.1 -
(unstable) fixed 25.03.0-5 -

SUSE

Severity: Medium
Product Status
SUSE Enterprise Storage 7.1 Fixed
SUSE Linux Enterprise Desktop 15 SP6 SUSE Linux Enterprise High Performance Computing 15 SP6 SUSE Linux Enterprise Module for Basesystem 15 SP6 SUSE Linux Enterprise Server 15 SP6 SUSE Linux Enterprise Server for SAP Applications 15 SP6 Fixed
SUSE Linux Enterprise Desktop 15 SP7 SUSE Linux Enterprise High Performance Computing 15 SP7 SUSE Linux Enterprise Module for Basesystem 15 SP7 SUSE Linux Enterprise Server 15 SP7 SUSE Linux Enterprise Server for SAP Applications 15 SP7 Fixed
SUSE Linux Enterprise High Performance Computing 15 SP3-LTSS Fixed
SUSE Linux Enterprise High Performance Computing 15 SP4-ESPOS Fixed

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