CVE-2026-23573

mediumpriority · track · 0EPSS 0.004 · 32 %ileDEEUNLRUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.39% (32nd) EPSS

CVSS 6.1 · medium

Is it mine?

67 products

Check your exposure

Who says so?

7 sources

cnnvd · enisa_euvd · fstec_bdu · cert_bund

EPSS · scored 2026-10-27

An Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability [CWE-79] vulnerability in Fortinet FortiOS 7.6.0 through 7.6.6, FortiOS 7.4 all versions, FortiOS 7.2 all versions, FortiPAM 1.8.0, FortiPAM 1.7 all versions, FortiPAM 1.6 all versions, FortiPAM 1.5 all versions, FortiPAM 1.4 all versions, FortiPAM 1.3 all versions, FortiPAM 1.2 all versions, FortiPAM 1.1 all versions, FortiPAM 1.0 all versions, FortiProxy 7.4.0 through 7.4.3, FortiProxy 7.2.0 through 7.2.9 may allow an authenticated remote user to execute code or commands via crafted requests.

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

FixedRUGGEDCOM APE1808siemens_psirt
Update Fortigate NGFW to V7.6.7 or later following the secure update recommendation procedure. Contact customer support to receive detailed information
FixedRUGGEDCOM APE1808cisa_csaf_ot
Contact customer support to receive detailed information

cvss

Technical severity, 0–10. One row per scoring source.

6.1

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.16.1mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:Nsecondary · CISA US

v3.16.1mediumAV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:Nsecondary · FSTEC (BDU) RU

v3.16.1mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:P/RL:O/RC:Csecondary · ENISA EU

v3.16.1mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:Nsecondary · psirt@fortinet.comexploitability 2.8 · impact 2.7

v3.16.1mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:Nsecondary · Siemens ProductCERT DE

v3.15.6mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:Usecondary · CVSS-BT (t0sche)

v3.16.1mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:Nsecondary · NCSC-NL NL

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Trackcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-79USCWE-79USCWE-79USCWE-79USCWE-79US

affected products (67)

Products and version ranges known to be affected.

Fortinet FortiOS <7.4.2all versionscert_bundDE
Fortinet FortiOS <7.6.7all versionscert_bundDE
Fortinet FortiOS< 7.4.2cert_bundDE
Fortinet FortiOS< 7.6.7cert_bundDE
RUGGEDCOM APE1808 with Fortinet NGFWall versionscisa_csaf_otUS
Siemens RUGGEDCOM APE1808≤ vers:all/*cisa_csaf_otUS
Fortinet FortiOS≤ 7.0.0 ≤7.0.19enisa_euvdEU
Fortinet FortiOS≤ 7.6.0 ≤7.6.6enisa_euvdEU
Fortinet FortiOS≤ 6.4.0 ≤6.4.16enisa_euvdEU
Fortinet FortiOS≤ 7.4.0 ≤7.4.12enisa_euvdEU
Fortinet FortiOS≤ 7.2.0 ≤7.2.13enisa_euvdEU
Fortinet FortiPAM≤ 1.1.0 ≤1.1.2enisa_euvdEU
Fortinet FortiPAM≤ 1.3.0 ≤1.3.1enisa_euvdEU
Fortinet FortiPAM≤ 1.0.0 ≤1.0.3enisa_euvdEU
Fortinet FortiPAM≤ 1.8.0enisa_euvdEU
Fortinet FortiPAM≤ 1.6.0 ≤1.6.2enisa_euvdEU
Fortinet FortiPAM≤ 1.2.0enisa_euvdEU
Fortinet FortiPAM≤ 1.4.0 ≤1.4.3enisa_euvdEU
Fortinet FortiPAM≤ 1.5.0 ≤1.5.1enisa_euvdEU
Fortinet FortiPAM≤ 1.7.0 ≤1.7.2enisa_euvdEU

showing 20 of 67

advisories (5)

Vendor and ecosystem advisories describing this.

NCSC-2026-0240Kwetsbaarheden verholpen in meerdere Fortinet productenNL2026-07-15csaf · ncsc_nlNL
Fortinet heeft kwetsbaarheden verholpen in meerdere versies van FortiSIEM (Windows Agent en algemene productversies), FortiOS, FortiPAM en FortiProxy.
NCSC-2026-0282Kwetsbaarheden verholpen in Siemens productenNL2026-08-11csaf · ncsc_nlNL
Siemens heeft kwetsbaarheden verholpen in diverse producten als Desigo, Parasolid, RUGGEDCOM, SIMATIC, Siveillance en Solid Edge.
SSA-127084SSA-127084: Multiple Vulnerabilities in Fortigate NGFW before V7.6.7 on RUGGEDCOM APE1808 Devices2026-08-11csaf · siemens_psirtDE
Fortinet has published information on vulnerabilities in FortiOS. This advisory lists the related Siemens Industrial products. Siemens recommends to contact customer support for additional information, and follow Fortinet advisory for workarounds and mitigation measures.
WID-SEC-W-2026-2328Fortinet FortiOS und FortiProxy: Mehrere SchwachstellenDeutsch2026-07-14csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in Fortinet FortiOS und Fortinet FortiProxy ausnutzen, um beliebigen Programmcode auszuführen einen Cross Site Scripting Angriff durchzuführen und Daten zu manipulieren.
ICSA-26-225-06Siemens RUGGEDCOM APE18082026-08-11icsa · cisa_csaf_otUS
Fortinet has published information on vulnerabilities in FortiOS. This advisory lists the related Siemens Industrial products. Siemens recommends to contact customer support for additional information, and follow Fortinet advisory for workarounds and mitigation measures.

also known as (5)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu cert_bund cisa_csaf_ot ncsc_nl siemens_psirt NVD CVE.org MITRE

published 2026-07-14modified 2026-10-24

references (4)

External citations — patches, advisories, analysis.

scry

Attackers weaponise vulnerabilities like this against internet-exposed services. See what is exposed on your perimeter with a free passive scan.

Free scan