pkp pkp-lib up to 3.4.0-9/3.5.0-1 compileLess addLessVariables code injection

CVSS Meta Temp Score
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CTI Interest Score
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6.0$0-$5k0.00

Summaryinfo

A vulnerability was found in pkp pkp-lib up to 3.4.0-9/3.5.0-1. It has been classified as critical. The affected element is the function PKPTemplateManager::compileLess. Performing a manipulation of the argument addLessVariables results in code injection. This vulnerability was named CVE-2025-67893. The attack may be initiated remotely. There is no available exploit. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as critical has been found in pkp pkp-lib up to 3.4.0-9/3.5.0-1. This affects the function PKPTemplateManager::compileLess. The manipulation of the argument addLessVariables with an unknown input leads to a code injection vulnerability. CWE is classifying the issue as CWE-94. The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was presented by Egidio Romano. The advisory is shared at karmainsecurity.com. This vulnerability is uniquely identified as CVE-2025-67893. The exploitability is told to be easy. It is possible to initiate the attack remotely. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1059 for this issue.

Upgrading eliminates this vulnerability.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Name

Version

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Code injection
CWE: CWE-94 / CWE-74 / CWE-707
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Timelineinfo

12/28/2025 Advisory disclosed
12/28/2025 +0 days VulDB entry created
12/28/2025 +0 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: karmainsecurity.com
Researcher: Egidio Romano
Status: Confirmed
Confirmation: 🔒

CVE: CVE-2025-67893 (🔒)
GCVE (CVE): GCVE-0-2025-67893
GCVE (VulDB): GCVE-100-338553

Entryinfo

Created: 12/28/2025 08:55
Changes: 12/28/2025 08:55 (54)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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