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High 7.5Published Jul 14, 2026

CVE-2025-53379A out-of-bounds read vulnerability in Fortinet FortiAuthenticator 6.6.0 through 6.6.2, FortiAuthenticator 6.5 all versions may allow a remote unauthenticated attacker to retrieve sensitive informatio…

Updated under an hour ago ()

Does this affect you?

It affects fortinet fortiauthenticator. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

A out-of-bounds read vulnerability in Fortinet FortiAuthenticator 6.6.0 through 6.6.2, FortiAuthenticator 6.5 all versions may allow a remote unauthenticated attacker to retrieve sensitive information via a specially crafted request.

CVSS
7.5 HIGH (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness (CWE)
CWE-125
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
Not given
NVD analysis
Analyzed
Record last updated
Sep 29, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
fortinet fortiauthenticator
fortinet:fortiauthenticator
from 6.5.0 through 6.5.7; from 6.6.0 through 6.6.2
NVD

References

  • vendor-advisory

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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