mantisbt Mantis Bug Tracker up to 2.28.1 Note Revisions Page information disclosure

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
4.1$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in mantisbt Mantis Bug Tracker up to 2.28.1. This issue affects some unknown processing of the component Note Revisions Page. The manipulation results in information disclosure. This vulnerability is cataloged as CVE-2026-34970. The attack may be launched remotely. There is no exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, was found in mantisbt Mantis Bug Tracker up to 2.28.1. Affected is an unknown functionality of the component Note Revisions Page. The manipulation with an unknown input leads to a information disclosure vulnerability. CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality. CVE summarizes:

Mantis Bug Tracker (MantisBT) is an open source issue tracker. Versions 2.28.1 and prior allow a bugnote author to access the note's Revisions page after losing access to the parent private issue. This issue has been fixed in version 2.28.2.

The advisory is shared for download at github.com. This vulnerability is traded as CVE-2026-34970 since 03/31/2026. 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 MITRE ATT&CK project declares the attack technique as T1592.

Upgrading to version 2.28.2 eliminates this vulnerability. Applying the patch 71df1f67e05b2050cd4bd87839e6cc13747cf03f is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the vulnerability database at CNNVD (CNNVD-202605-4474). Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.1

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
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: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
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: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Mantis Bug Tracker 2.28.2
Patch: 71df1f67e05b2050cd4bd87839e6cc13747cf03f

Timelineinfo

03/31/2026 CVE reserved
05/20/2026 +50 days Advisory disclosed
05/20/2026 +0 days VulDB entry created
05/21/2026 +1 days VulDB entry last update

Sourcesinfo

Advisory: GHSA-crmx-4p49-46m2
Status: Confirmed

CVE: CVE-2026-34970 (🔒)
GCVE (CVE): GCVE-0-2026-34970
GCVE (VulDB): GCVE-100-364764
CNNVD: CNNVD-202605-4474 - Mantis Bug Tracker 信息泄露漏洞

Entryinfo

Created: 05/20/2026 05:58
Updated: 05/21/2026 17:34
Changes: 05/20/2026 05:58 (71), 05/21/2026 17:34 (6)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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