Known vulnerabilities in Zulip Server 12.1

Vendor: Zulip
Software: Zulip Server
Version: 12.1
Software CPE: cpe:2.3:a:zulip:zulip_server:*:*:*:*:*:*:*:*
Total vulnerabilities: 5
Public exploits: 0
Known exploited (KEV): 0
Highest CVSSv4 Score: 7.2

Vulnerabilities by Severity

Severity distribution of vulnerabilities affecting Zulip Server version 12.1 Zulip Server 12.1 is affected by 5 vulnerabilities: 1 medium, 4 low Critical High Medium Low

Vulnerabilities (5)

Vulnerability CWE-ID CSH Severity Public Exploit KEV First fixed release Published Bulletins
#VU141414 - Improper Access Control
CWE-284 Low
No
No
12.2 11.08.2026 SB2026081129
#VU141413 - Improper input validation
CWE-20 Low
No
No
12.2 11.08.2026 SB2026081129
#VU141412 - Improper Authentication
CWE-287 Low
No
No
12.2 11.08.2026 SB2026081129
#VU141411 - Improper Access Control
CWE-284 Low
No
No
12.2 11.08.2026 SB2026081129
#VU141410 - Improper Access Control
CWE-284 Medium
No
No
12.2 11.08.2026 SB2026081129