Tribulant Newsletters Plugin up to 4.11 on WordPress deserialization

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.1$0-$5k0.00

Summaryinfo

A vulnerability was found in Tribulant Newsletters Plugin up to 4.11 on WordPress. It has been declared as critical. This issue affects some unknown processing. The manipulation results in deserialization. This vulnerability is known as CVE-2025-67911. It is possible to launch the attack remotely. No exploit is available.

Detailsinfo

A vulnerability was found in Tribulant Newsletters Plugin up to 4.11 on WordPress. It has been classified as critical. Affected is some unknown processing. The manipulation with an unknown input leads to a deserialization vulnerability. CWE is classifying the issue as CWE-502. The product deserializes untrusted data without sufficiently verifying that the resulting data will be valid. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Deserialization of Untrusted Data vulnerability in Tribulant Software Newsletters newsletters-lite allows Object Injection.This issue affects Newsletters: from n/a through <= 4.11.

The weakness was published by Skalucy. The advisory is shared for download at vdp.patchstack.com. This vulnerability is traded as CVE-2025-67911 since 12/15/2025. The exploitability is told to be easy. It is possible to launch the attack remotely. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 01/08/2026).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.1

VulDB Base Score: 6.3
VulDB Temp Score: 6.1
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: Deserialization
CWE: CWE-502 / CWE-20
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
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: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

12/15/2025 CVE reserved
01/08/2026 +24 days Advisory disclosed
01/08/2026 +0 days VulDB entry created
01/08/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: vdp.patchstack.com
Researcher: Skalucy
Status: Not defined

CVE: CVE-2025-67911 (🔒)
GCVE (CVE): GCVE-0-2025-67911
GCVE (VulDB): GCVE-100-340080

Entryinfo

Created: 01/08/2026 12:14
Changes: 01/08/2026 12:14 (54)
Complete: 🔍
Cache ID: 216::103

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