Critical Alert 1 Active Exploit Detected Today

CVE-2026-73570 Zimbra Collaboration Suite (ZCS) OS Command Injection Vulnerability →
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August 22, 2026

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CVE-2026-8925NVD

Vulnerability Summary

The curl logic that works with SASL authentication could end up cleaning up
the GSASL context *twice* without clearing the pointer in between, making it
`free()` the same pointer twice.
Severity Level
CRITICAL(9.8)
Published Date
Jul 3, 2026
Last Modified
Jul 7, 2026
Exploitation Status
No confirmed exploitation yet
EPSS Score (30-Day)
0.59%Probability
Root Weakness (CWE)
Refer to the official MITRE database for detailed architectural specifications regarding this weakness.
CVSS v3.1 Base Metrics
Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh