CVE-2021-42090

moderate-risk
Published 2021-10-07

An issue was discovered in Zammad before 4.1.1. The Form functionality allows remote code execution because deserialization is mishandled.

Do I need to act?

~
4.9% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
+
Fix available
Upgrade to: 96ba50d55588388c4668b1f64df99fd392709fdb
9
CVSS 9.8/10 Critical
NETWORK / LOW complexity

Affected Products (1)

Affected Vendors

Zammad

References (2)

Vendor Advisory https://zammad.com/en/advisories/zaa-2021-14
Vendor Advisory https://zammad.com/en/advisories/zaa-2021-14
45
/ 100
moderate-risk
Severity 32/34 · Critical
Exploitability 8/34 · Low
Exposure 5/34 · Minimal