CVE-2021-42126

8.8 highEPSS 4.0%

High (8.8) in ivanti avalanche. EPSS 4.0% chance of exploitation in the next 30 days.

An improper authorization control vulnerability exists in Ivanti Avalanche before 6.3.3 allows an attacker with access to the Inforail Service to perform privilege escalation.

Severity

CVSS 3.1

8.8 high

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS: 4.0% chance of exploitation in the next 30 days; higher than 90% of CVEs (scores of 2026-10-31)
CWE: CWE-285
Published: 2021-12-07
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

ivanti:avalanche

References

https://forums.ivanti.com/s/article/Security-Alert-CVE-s-Addressed-in-Avalanche-6-3-3
https://forums.ivanti.com/s/article/Security-Alert-CVE-s-Addressed-in-Avalanche-6-3-3

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