CVE-2024-29977— Malicious remote can create arbitrary reactions on arbitrary posts
Get alerts for future matching vulnerabilitiesLog in to subscribe
I. Basic Information for CVE-2024-29977
Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗ Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.
Vulnerability Title
Malicious remote can create arbitrary reactions on arbitrary posts
Source: NVD (National Vulnerability Database)
Vulnerability Description
Mattermost versions 9.9.x <= 9.9.0, 9.5.x <= 9.5.6 fail to properly validate synced reactions, when shared channels are enabled, which allows a malicious remote to create arbitrary reactions on arbitrary posts
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
访问控制不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
Mattermost 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Mattermost是美国Mattermost公司的一个开源协作平台。 Mattermost 存在安全漏洞，该漏洞源于共享频道启用时未能正确验证同步反应，这允许恶意远程人员对任意帖子创建任意反应。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Mattermost | Mattermost | 9.9.0 | - |
II. Public POCs for CVE-2024-29977
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
No public POC found.
Login to generate AI POCIII. Intelligence Information for CVE-2024-29977
请登录查看更多情报信息。
Same Patch Batch · Mattermost · 2024-08-01 · 10 CVEs total
| CVE-2024-39274 | 8.7 HIGH | Malicious remote can add users to arbitrary teams and channels |
| CVE-2024-39777 | 8.7 HIGH | Malicious remote can invite itself to an arbitrary local channel |
| CVE-2024-36492 | 7.4 HIGH | Existing local user overwritten by malicious remote |
| CVE-2024-39832 | 6.8 MEDIUM | Permanently local data deletion by malicious remote |
| CVE-2024-41144 | 5.5 MEDIUM | Malicious remote can create/update/delete arbitrary posts in arbitrary channels |
| CVE-2024-39839 | 4.3 MEDIUM | Remote username set to an arbitrary string by remote user |
| CVE-2024-41162 | 4.1 MEDIUM | Malicious remote can make an arbitrary local channel read-only |
| CVE-2024-39837 | 3.8 LOW | Malicious remote can create arbitrary channels |
| CVE-2024-41926 | 2.7 LOW | Malicious remote can claim that a user was synced from another remote |
IV. Related Vulnerabilities
Same product: Mattermost
- CVE-2026-3590
Race Condition in Guest Magic Link Authentication Allows Tok - CVE-2026-28741
CSRF Protection Bypass Allows Updating a User's Authenticati - CVE-2026-27769
Connected Workspaces: Malicious remote server can manipulate - CVE-2026-24661
Unbounded Request Body Read in MS Teams Plugin {{/changes}} - CVE-2026-21388
Unbounded Request Body Read in MS Teams Plugin {{/lifecycle}
Same vendor: Mattermost
- CVE-2026-3590
Race Condition in Guest Magic Link Authentication Allows Tok - CVE-2026-28741
CSRF Protection Bypass Allows Updating a User's Authenticati - CVE-2026-27769
Connected Workspaces: Malicious remote server can manipulate - CVE-2026-24661
Unbounded Request Body Read in MS Teams Plugin {{/changes}} - CVE-2026-21388
Unbounded Request Body Read in MS Teams Plugin {{/lifecycle}
Same weakness: CWE-284
- CVE-2026-8233
Dotouch XproUPF access control - CVE-2026-42569
phpvms: /importer authorization bypass causing full database - CVE-2026-42205
Avo: Broken Access Control: Unauthorized Execution of Arbitr - CVE-2026-41487
Langfuse: Improper role-based-access control in Langfuse LLM - CVE-2026-42278
UltraDAG: Smart Account Spending Policy Bypass via Pockets
V. Comments for CVE-2024-29977
No comments yet