CVE-2023-2515— Privilege escalation to system admin via personal access tokens
Quick assessment
Affected
Mattermost Mattermost
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Mattermost是美国Mattermost公司的一个开源协作平台。 Mattermost存在安全漏洞。攻击者利用该漏洞将权限提升为系统管理员权限。
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I. Basic Information for CVE-2023-2515
Vulnerability Information
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Vulnerability Title
Privilege escalation to system admin via personal access tokens
Source: CVE Program / CVE List V5
Vulnerability Description
Mattermost fails to restrict a user with permissions to edit other users and to create personal access tokens from elevating their privileges to system admin
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制不正确
Source: CVE Program / CVE List V5
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。攻击者利用该漏洞将权限提升为系统管理员权限。
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 | 0 ~ 7.1.7 | - |
|
II. Public POCs for CVE-2023-2515
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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IV. Related Vulnerabilities
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CVE-2026-18799
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CVE-2026-18223
Mattermost invitation tokens not bound to invited email addr -
CVE-2026-19076
Mattermost fails to reject OAuth application sessions in acc
Same vendor: Mattermost
-
CVE-2026-18799
Mattermost Server fails to restrict Slack import account bin -
CVE-2026-16251
Mattermost local image proxy allows server memory exhaustion -
CVE-2026-18256
Private team metadata disclosure via the team search API -
CVE-2026-18223
Mattermost invitation tokens not bound to invited email addr -
CVE-2026-19076
Mattermost fails to reject OAuth application sessions in acc
Same weakness: CWE-863
-
CVE-2026-113676
Froxlor 0.10.0 before 2.3.15 Authorization Bypass via Admins -
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CVE-2026-113357
@e2e-dev/github before 0.4.1 CI Report Hijacking via Predict -
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Dockhand before 1.0.46 Arbitrary File Read via /api/system/f
V. Comments for CVE-2023-2515
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