CVE-2025-64155
📛 CVE Title
CVE-2025-64155
Description
An improper neutralization of special elements used in an os command ('os command injection') vulnerability in Fortinet FortiSIEM 7.4.0, FortiSIEM 7.3.0 through 7.3.4, FortiSIEM 7.1.0 through 7.1.8, FortiSIEM 7.0.0 through 7.0.4, FortiSIEM 6.7.0 through 6.7.10 may allow an attacker to execute unauthorized code or commands via crafted TCP requests.
Overview
- State
- PUBLISHED
- Assigner (CNA)
- fortinet
- CVSS severity
- CRITICAL
- CVSS score
- 9.4 / 10
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:H/RL:O/RC:C- Effective score
- 9.4 / 10 CRITICAL source: CNA overview
- CWE(s)
-
CWE-78 - Reserved
- 2025-10-28
- Published
- 2026-01-13 17:32 UTC
- Last updated
- 2026-02-26 16:04 UTC
- Source
- https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2025/64xxx/CVE-2025-64155.json
- Linked Threat
- CVE-2025-64155 — CVE-2025-64155
NVD triage scoring NVD CVE 2.0
Layer NVD adds on top of the CNA's CVE record — published / last-modified timestamps, exploitability / impact subscores, and the FIRST.org EPSS probability that this CVE will be exploited in the wild in the next 30 days.
- NVD published
- 2026-01-13 17:15:58 UTC
- NVD last modified
- 2026-01-20 16:16:06 UTC
- NVD CVSS v3.1
- 9.8 / 10 CRITICAL source: psirt@fortinet.com
- NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H- Exploitability subscore
- 3.9 / 10
- Impact subscore
- 5.9 / 10
- EPSS score
- 0.0008 (probability of exploitation in next 30 days)
- EPSS percentile
- 23.21% vs all CVEs — higher = more likely to be exploited, as of 2026-05-25
NVD / KEV / EPSS data refreshed 2026-05-26 00:25 UTC. Re-run the 🛰 Backfill from NVD button above to refresh.
European Union Vulnerability Database ENISA EUVD
ENISA's official EU repository for curated vulnerability intelligence. Carries a separate identifier (EUVD-YYYY-NNNN) and frequently exposes an earlier-published description + CVSS than NVD does.
- EUVD ID
-
EUVD-2026-2076 - Assigner
- fortinet
- Published
- Jan 13, 2026, 4:32:28 PM
- Updated
- Feb 26, 2026, 3:04:42 PM
- EUVD base score (CVSS 3.1)
-
9.4 / 10
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:H/RL:O/RC:C - EUVD-reported EPSS
- 0.0800
- Vendors
- Fortinet
- Products
-
FortiSIEM (7.3.0 ≤7.3.4)FortiSIEM (7.2.6)FortiSIEM (7.1.8)FortiSIEM (7.0.4)FortiSIEM (6.7.10)FortiSIEM (7.4.0)
- Aliases
-
GHSA-gvhh-fvm4-vqqj
ENISA description: An improper neutralization of special elements used in an os command ('os command injection') vulnerability in Fortinet FortiSIEM 7.4.0, FortiSIEM 7.3.0 through 7.3.4, FortiSIEM 7.1.0 through 7.1.8, FortiSIEM 7.0.0 through 7.0.4, FortiSIEM 6.7.0 through 6.7.10 may allow an attacker to execute unauthorized code or commands via crafted TCP requests.
EUVD references (1)
Affected products (1)
| Vendor | Product | Versions | Platforms |
|---|---|---|---|
| Fortinet | FortiSIEM |
7.4.0 (affected),
7.3.0 (affected),
7.2.6 (affected),
7.1.8 (affected),
7.0.4 (affected),
6.7.10 (affected)
|
— |
Affected products — CPE 2.3 (2) NVD
NVD's normalized CPE 2.3 matchers, used by vendor tools (vulnerability scanners, asset managers) for automated detection. Compare with the CNA's free-text "Affected products" section above.
cpe:2.3:a:fortinet:fortisiem:*:*:*:*:*:*:*:*cpe:2.3:a:fortinet:fortisiem:7.4.0:*:*:*:*:*:*:*
Vendor references (1)
References embedded in the original CVE record by the assigning CNA.
MITRE references (1) cveawg.mitre.org
Pulled from MITRE's CVE Services API by the 🛰 Backfill from MITRE button.
Web references (0)
DuckDuckGo results ranked by threat-intel / vendor advisory domains. Generated by the 🔎 Find references (web) button above — same flow as the Remediations search.
No web references attached yet.
NVD-tagged references (3)
Reference list NVD curates from the CNA record, vendor advisories, and third-party reports. The tag chips below are NVD's analyst-assigned categories.
- https://fortiguard.fortinet.com/psirt/FG-IR-25-772 psirt@fortinet.com Vendor Advisory
- https://github.com/horizon3ai/CVE-2025-64155 134c704f-9b21-4f2e-91b3-4a467353bcc0 ExploitThird Party Advisory
- https://github.com/purehate/CVE-2025-64155-hunter 134c704f-9b21-4f2e-91b3-4a467353bcc0
Remediations (18)
Remediations are stored against the linked Threat row; the list below is deduplicated across both pages.
-
web:www.wiz.io
Wiz's CVE Database curates CVE data to create easy-to-navigate profiles that cover the entire vulnerability timeline, exploit scenarios, and mitigation steps.
2026-10-01 11:56 UTC -
web:nvd.nist.gov
Search Please make use of the interactive search interfaces to find information in the database!
2026-10-01 11:56 UTC -
web:www.csa.gov.sg
Fortinet has released security updates to address critical vulnerability affecting their FortiSIEM product. Users and administrators of affected product versions are advised to update to the latest version immediately.
2026-10-01 11:56 UTC -
web:www.cve.org
At cve .org, we provide the authoritative reference method for publicly known information-security vulnerabilities and exposures
2026-10-01 11:56 UTC -
web:www.cvefind.com
CVE Find is a real-time vulnerability database indexing 400 180 security flaws ( CVE ) from MITRE, NVD, CISA KEV, CWE and CAPEC. 3244 new CVEs were published in the last 7 days. Data aggregated from: MITRE Corporation ( CVE , CWE, CAPEC), National Vulnerability Database - NIST (NVD), CISA Known Exploited Vulnerabilities (KEV), FIRST (EPSS).
2026-10-01 11:56 UTC -
web:www.nist.gov
NIST maintains the National Vulnerability Database (NVD), a repository of information on software and hardware flaws that can compromise computer security. This is a key piece of the nation's cybersecurity infrastructure.
2026-10-01 11:56 UTC -
web:www.oracle.com
This Critical Security Patch Update contains 943 new security patches across the product families listed below. Please note that a My Oracle Support (MOS) note summarizing the content of this Critical Security Patch Update and other Oracle Software Security Assurance activities is located at August 2026 Critical Security Patch Update: Executive Summary and Analysis.
2026-10-01 11:56 UTC -
web:cipherssecurity.com
Search any CVE ID for CVSS scores, affected products, patch status, and our analysis. Free, no signup. Backed by the official NIST NVD database.
2026-10-01 11:56 UTC -
web:www.tenable.com
CVE - 2025 -62215 Windows Kernel vulnerability exploited in the wild as zero-day, one of 63 CVEs patched in the November 2025 Patch Tuesday release.
2026-05-22 15:03 UTC -
web:www.tomsguide.com
November's Patch Tuesday updates fix 63 flaws in total but two of them are critical vulnerabilities that require your immediate attention.
2026-05-22 15:03 UTC -
web:www.elevenforum.com
November 2025 Security Updates This release consists of the following 63 Microsoft CVEs : Tag CVE Base Score CVSS Vector Exploitability FAQs? Workarounds? Mitigations ? Nuance PowerScribe CVE - 2025 -30398 Microsoft Configuration Manager CVE - 2025 -47179 Microsoft Office Excel CVE - 2025 -59240 SQL...
2026-05-22 15:03 UTC -
web:cybersecuritynews.com
Microsoft rolled out its November 2025 Patch Tuesday security updates today, addressing 63 vulnerabilities across its product and service ecosystem. Among these, one zero-day flaw has already been exploited in the wild, underscoring the urgency for organizations and users to apply patches promptly to mitigate potential threats. The updates cover Windows, Office, Azure, Visual Studio, and other ...
2026-05-22 15:03 UTC -
web:www.greenbone.net
Summary CVE-2025-64155 (CVSS 9.8) is a critical, unauthenticated, root-level remote code execution vulnerability in FortiSIEM that was disclosed and patched by Fortinet on January 13, 2026. Honeypot exploitation activity was observed almost immediately after disclosure, increasing risk for any exposed or reachable FortiSIEM deployments.
2026-05-22 15:03 UTC -
web:nvd.nist.gov
Secure .gov websites use HTTPS A lock () or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.
2026-05-22 15:03 UTC -
web:portal.msrc.microsoft.com
The Security Update Guide provides information on the latest Microsoft security updates, helping users understand and address potential vulnerabilities effectively.
2026-05-22 15:03 UTC -
web:www.bleepingcomputer.com
Today is Microsoft's November 2025 Patch Tuesday, which includes security updates for 63 flaws, including one actively exploited zero-day vulnerability.
2026-05-22 15:03 UTC -
web:www.caloes.ca.gov
CVE-2025-64155 is not currently known to be exploited in the wild or as a zero-day, but there is weaponized code publicly available. The vendor has issued a security advisory with patching and workaround instructions.2 The Cal-CSIC recommends immediately following the vendor's guidance in mitigation and remediation , to include immediate patching.
2026-05-22 15:03 UTC -
web:www.ivanti.com
November 2025 Patch Tuesday is fairly quiet. Your highest priority is the Windows OS update, which resolves one known exploited CVE .
2026-05-22 15:03 UTC
AI Forensic Analysis
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Raw JSON
The full cvelistV5 record. Download as CVE-2025-64155.json.
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