CVE-2026-126160

HIGHCVSS 8.2/10EPSS 0.47%

Last modified

CVE-2026-126160 is a high-severity vulnerability rated 8.2/10 on the CVSS scale. A improper authentication vulnerability in Fortinet FortiMail 8.0.0 through 8.0.1, FortiMail 7.6.0 through 7.6.6, FortiMail 7.4.0 through 7.4.8, FortiMail 7.2 all versions may allow an unauthenticated attacker to escalate privileges and release or delete quarantined messages for arbitrary mailboxes via a crafted quarantine release requests.. EPSS estimates a 0.47% chance of exploitation in the next 30 days.

Description

A improper authentication vulnerability in Fortinet FortiMail 8.0.0 through 8.0.1, FortiMail 7.6.0 through 7.6.6, FortiMail 7.4.0 through 7.4.8, FortiMail 7.2 all versions may allow an unauthenticated attacker to escalate privileges and release or delete quarantined messages for arbitrary mailboxes via a crafted quarantine release requests.

Metrics

EPSS Probability
0.47%

41.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
FortinetFortiMail>= 8.0.0, <= 8.0.1; >= 7.6.0, <= 7.6.6; >= 7.4.0, <= 7.4.8; >= 7.2.0, <= 7.2.9

References

Timeline

Published
Last Modified
Status
Awaiting Analysis

Frequently Asked Questions

What is CVE-2026-126160?
A improper authentication vulnerability in Fortinet FortiMail 8.0.0 through 8.0.1, FortiMail 7.6.0 through 7.6.6, FortiMail 7.4.0 through 7.4.8, FortiMail 7.2 all versions may allow an unauthenticated attacker to escalate privileges and release or delete quarantined messages for arbitrary mailboxes via a crafted quarantine release requests.
How severe is CVE-2026-126160?
CVE-2026-126160 has a CVSS score of 8.2/10 (HIGH severity). The EPSS model estimates a 0.47% probability of exploitation in the next 30 days.
How do I fix CVE-2026-126160?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST