CVE-2023-1647

Improper Access Control in calcom/cal.com

HIGH
8.8
CVSS Score
Published: March 27, 2023 at 12:00 AM UTC
Updated: June 17, 2026 at 05:28 AM UTC
2 products affected across 2 vendorsCal.comCal.com

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Severity
HIGH8.8
Exploit prediction
EPSS 0.8%
SSVC
No known exploit

Description

Improper Access Control in GitHub repository calcom/cal.com prior to 2.7.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 2.7.0
Affected range stops below 2.7.0, so it looks safe — our inference, not a vendor statement
Cal.com· Calcomwordpress-plugin
60%
v < 2.7
Affected range stops below 2.7, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.8HIGH@huntrdev
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-284NVD-CWE-Other

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