Foxit PDF Editor/PDF Reader prior 2026.1.1/14.0.4 Page Lifecycle Management use after free

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.8$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in Foxit PDF Editor and PDF Reader. This impacts an unknown function of the component Page Lifecycle Management. Such manipulation leads to use after free. This vulnerability is documented as CVE-2026-5942. The attack can be executed remotely. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Foxit PDF Editor and PDF Reader. Affected by this issue is an unknown function of the component Page Lifecycle Management. The manipulation with an unknown input leads to a use after free vulnerability. Using CWE to declare the problem leads to CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. Impacted is availability. CVE summarizes:

Flaws in page lifecycle management allow document structure changes to desynchronize internal component states, causing subsequent operations to access invalidated objects and crash the program.

The advisory is available at foxit.com. This vulnerability is handled as CVE-2026-5942 since 04/09/2026. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available.

Upgrading to version 2026.1.1 or 14.0.4 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-25828). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.9
VulDB Meta Temp Score: 4.8

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 5.5
CNA Vector (Foxit): 🔒

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Use after free
CWE: CWE-416 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: PDF Editor/PDF Reader 2026.1.1/14.0.4

Timelineinfo

04/09/2026 CVE reserved
04/27/2026 +18 days Advisory disclosed
04/27/2026 +0 days VulDB entry created
05/07/2026 +10 days VulDB entry last update

Sourcesinfo

Vendor: foxitsoftware.com

Advisory: foxit.com
Status: Confirmed

CVE: CVE-2026-5942 (🔒)
GCVE (CVE): GCVE-0-2026-5942
GCVE (VulDB): GCVE-100-359786
EUVD: 🔒

Entryinfo

Created: 04/27/2026 15:14
Updated: 05/07/2026 10:34
Changes: 04/27/2026 15:14 (62), 04/27/2026 16:31 (1), 05/07/2026 10:30 (1), 05/07/2026 10:31 (1), 05/07/2026 10:34 (4)
Complete: 🔍
Committer: lywand
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Discussion

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