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No exploitation reportedFix available

CVE-2025-22252

No exploitation reported by the sources we read.

  • Published2025-05-28
  • Fixed in7.4.7
  • WeaknessCWE-306

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

A missing authentication for critical function in Fortinet FortiProxy versions 7.6.0 through 7.6.1, FortiSwitchManager version 7.2.5, and FortiOS versions 7.4.4 through 7.4.6 and version 7.6.0 may allow an attacker with knowledge of an existing admin account to access the device as a valid admin via an authentication bypass.

Timeline

dates in UTC
  1. 2025-05-2808:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-27 15:37 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2025-22252?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2025-22252?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD
Fortinet FortiOS
BranchAffectedFixed in
7.4≥ 7.4.4, < 7.4.77.4.7
7.6= 7.6.0no fix published
Fortinet fortiproxy
BranchAffectedFixed in
7.6= 7.6.0no fix published
Fortinet fortiswitchmanager
BranchAffectedFixed in
7.2= 7.2.5no fix published

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Vendor advisories

  • ICSA-25-044-06 CISA1 known affected

    Siemens RUGGEDCOM APE1808

    RUGGEDCOM APE1808

  • SSA-770770 Siemens ProductCERT1 known affected

    SSA-770770: Multiple Vulnerabilities in Fortigate NGFW Before V7.4.7 on RUGGEDCOM APE1808 Devices

    RUGGEDCOM APE1808

Full record on NVD

Fix

  1. Update Fortinet FortiOS to 7.4.7
  2. Vendor fix Siemens ProductCERT SSA-770770 · 1 productUpdate Fortigate NGFW to V7.4.7. Contact customer support to receive patch and update information
  3. Vendor fix CISA ICSA-25-044-06 · 1 productUpdate Fortigate NGFW to V7.4.7. Contact customer support to receive patch and update information
  4. Mitigation from the vendor Siemens ProductCERT SSA-770770 · 1 productUse alternate authentication mechanism such as PAP, MSCHAP, and CHAP configurations other than ASCII authentication (see https://www.fortiguard.com/psirt/FG-IR-24-472)
  5. Mitigation from the vendor CISA ICSA-25-044-06 · 1 productUse alternate authentication mechanism such as PAP, MSCHAP, and CHAP configurations other than ASCII authentication (see https://www.fortiguard.com/psirt/FG-IR-24-472)

Advisories and patches

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
none listed
PoC-in-GitHub

Sources

  • CISA-ADPSSVC decisionnone2025-05-29
  • OpenCVESSVC decisionnone—
  • CNACVSS 3.19.8read 2026-10-23
  • NVDCVSS 3.17.2read 2026-10-23
  • CNAweakness (CWE)CWE-306read 2026-10-23
  • FIRST EPSSEPSS score0.9 %2026-10-26

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Published
2025-05-28
Last Modified
2026-06-17
NVD status
Analyzed

Frequently asked questions

What is CVE-2025-22252?

A missing authentication for critical function in Fortinet FortiProxy versions 7.6.0 through 7.6.1, FortiSwitchManager version 7.2.5, and FortiOS versions 7.4.4 through 7.4.6 and version 7.6.0 may allow an attacker with knowledge of an existing admin account to access the device as a valid admin via an authentication bypass.

Is CVE-2025-22252 actively exploited?

Active exploitation of CVE-2025-22252 has not been confirmed. Its EPSS score was 0.9% on 2026-10-26, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2025-22252?

CVE-2025-22252 has a CVSS v3 base score of 7.2 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

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