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CVE-2026-109143— calcom cal.com/cal.diy Credentials delete credentials.delete privileges management

Quick assessment

Affected
calcom cal.com
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.

在 calcom cal.com 和 cal.diy（版本最高至 6.2.0）中发现了一个漏洞。该漏洞影响 Credentials Handler 组件中 文件所涉及的 函数。攻击者通过操纵 参数，可导致权限管理不当。该漏洞可由远程发起攻击。相关利用代码已公开披露，可被实际利用。厂商在披露早期即已收到通知，但未作出任何回应。

CVSS 5.4 · Medium EPSS 0.22% · P12

Possible ATT&CK Techniques 1 AI

T1078 · Valid Accounts

Affected Version Matrix 6

VendorProduct Version RangeStatus
calcom cal.com 6.0 affected
6.1 affected
6.2.0 affected
calcom cal.diy 6.0 affected
6.1 affected
6.2.0 affected
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I. Basic Information for CVE-2026-109143

Vulnerability Information
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Vulnerability Title
calcom cal.com/cal.diy Credentials delete credentials.delete privileges management
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was determined in calcom cal.com and cal.diy up to 6.2.0. This vulnerability affects the function credentials.delete of the file /api/trpc/credentials/delete of the component Credentials Handler. This manipulation of the argument teamId causes improper privilege management. The attack can be initiated remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
特权管理不恰当
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
calcom cal.com 6.0 cpe:2.3:a:calcom:cal.com:*:*:*:*:*:*:*:*
calcom cal.diy 6.0 cpe:2.3:a:calcom:cal.diy:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-109143

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-109143

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Other References for CVE-2026-109143 (1)

IV. Related Vulnerabilities

Same product: cal.com
Same vendor: calcom
Same weakness: CWE-269

V. Comments for CVE-2026-109143

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