Cal.Com
Vendor:
First CVE: Mar 27, 2023 · Active for 3 years
4
Total CVEs
More Total CVEs than 72% of tracked products
1.3
Avg CVEs / Year
Higher CVE frequency than 55% of tracked products
8.4
Avg CVSS
Higher Avg CVSS than 75% of tracked products
0.0%
KEV Rate
Bottom 1%
Trends Over Time
The number and severity of CVEs published that impact Cal.Com over time
Volume of CVEsAvg CVSS Base Score
First CVE
Mar 27, 2023
3 years ago
Most Recent CVE
Jan 13, 2026
192 days ago
CVE Severity & Scoring
Cal.Com4 CVEs
25%
25%
50%
All CVEs352,231 CVEs
45%
40%
11%
MediumHighCritical
Attack Vector
Local0 (0.0%)
Network4 (100.0%)
Unknown0 (0.0%)
Physical0 (0.0%)
Adjacent Network0 (0.0%)
Attack Complexity
Low4 (100.0%)
High0 (0.0%)
Unknown0 (0.0%)
User Interaction
None4 (100.0%)
Unknown0 (0.0%)
Required0 (0.0%)
Privileges Required
Low2 (50.0%)
High0 (0.0%)
None2 (50.0%)
Unknown0 (0.0%)
Top CVEs
Signals from CVEs in this product scope (4 CVEs).
4 CVEs · Highest risk first
| CVE | Published | CVSS | Risk | KEV | Exploit |
|---|---|---|---|---|---|
CVE-2026-23478CRITICAL Cal.com is open-source scheduling software. From 3.1.6 to before 6.0.7, there is a vulnerability in a custom NextAuth JWT callback that allows attackers to gain full authenticated | Jan 13, 2026 | 9.8 | 35 | NO | NO |
CVE-2025-66489CRITICAL Cal.com is open-source scheduling software. Prior to 5.9.8, A flaw in the login credentials provider allows an attacker to bypass password verification when a TOTP code is provided | Dec 3, 2025 | 9.8 | 34 | NO | NO |
CVE-2023-1647HIGH Improper Access Control in GitHub repository calcom/cal.com prior to 2.7.
| Mar 27, 2023 | 8.8 | 28 | NO | NO |
CVE-2023-37919MEDIUM Cal.com is open-source scheduling software. A vulnerability allows active sessions associated with an account to remain active even after enabling 2FA. When activating 2FA on a Cal | Jul 25, 2023 | 5.4 | 15 | NO | NO |
Exploit Exposure
Signals from CVEs in this product scope (4 CVEs).
CISA KEV
0 CVEs
0.0% of CVEs· Bottom 1%
Metasploit
0 CVEs
0.0% of CVEs· Bottom 1%
Nuclei
0 CVEs
0.0% of CVEs· Bottom 1%
ExploitDB
0 CVEs
0.0% of CVEs· Bottom 1%
Social Chatter
Signals from CVEs in this product scope (4 CVEs).
Media Mentions
Signals from CVEs in this product scope (4 CVEs).
Top CNAs Publishing CVEs For Cal.Com
Top CWEs
Versions
No cataloged versions.