CVE-2025-25256
📛 CVE Title
CVE-2025-25256
Description
An improper neutralization of special elements used in an OS command ('OS Command Injection') vulnerability [CWE-78] in Fortinet FortiSIEM version 7.3.0 through 7.3.1, 7.2.0 through 7.2.5, 7.1.0 through 7.1.7, 7.0.0 through 7.0.3 and before 6.7.9 allows an unauthenticated attacker to execute unauthorized code or commands via crafted CLI requests.
Overview
- State
- PUBLISHED
- Assigner (CNA)
- fortinet
- CVSS severity
- CRITICAL
- CVSS score
- 9.8 / 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:X/RC:C- Effective score
- 9.8 / 10 CRITICAL source: CNA overview
- CWE(s)
-
CWE-78 - Reserved
- 2025-02-05
- Published
- 2025-08-12 20:59 UTC
- Last updated
- 2026-02-26 18:48 UTC
- Source
- https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2025/25xxx/CVE-2025-25256.json
- Linked Threat
- CVE-2025-25256 — CVE-2025-25256
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
- 2025-08-12 19:15:28 UTC
- NVD last modified
- 2026-06-17 09:00:34 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
- 0.5534 (probability of exploitation in next 30 days)
- EPSS percentile
- 98.93% vs all CVEs — higher = more likely to be exploited, as of 2026-07-27
NVD / KEV / EPSS data refreshed 2026-07-27 19:09 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-2025-24462 - Assigner
- fortinet
- Published
- Aug 12, 2025, 6:59:14 PM
- Updated
- Feb 26, 2026, 5:48:59 PM
- EUVD base score (CVSS 3.1)
-
9.8 / 10
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:H/RL:X/RC:C - EUVD-reported EPSS
- 39.0200
- Vendors
- Fortinet
- Products
-
FortiSIEM (7.3.0 ≤7.3.1)FortiSIEM (6.7.0 ≤6.7.9)FortiSIEM (6.1.0 ≤6.1.2)FortiSIEM (7.2.0 ≤7.2.5)FortiSIEM (7.0.0 ≤7.0.3)FortiSIEM (5.4.0)FortiSIEM (6.5.0 ≤6.5.3)FortiSIEM (6.6.0 ≤6.6.5)FortiSIEM (7.1.0 ≤7.1.7)FortiSIEM (6.3.0 ≤6.3.3)FortiSIEM (6.2.0 ≤6.2.1)FortiSIEM (6.4.0 ≤6.4.4)
- Aliases
-
GHSA-6gxf-4w6m-j956
ENISA description: An improper neutralization of special elements used in an OS command ('OS Command Injection') vulnerability [CWE-78] in Fortinet FortiSIEM version 7.3.0 through 7.3.1, 7.2.0 through 7.2.5, 7.1.0 through 7.1.7, 7.0.0 through 7.0.3 and before 6.7.9 allows an unauthenticated attacker to execute unauthorized code or commands via crafted CLI requests.
EUVD references (1)
Affected products (1)
| Vendor | Product | Versions | Platforms |
|---|---|---|---|
| Fortinet | FortiSIEM |
7.3.0 (affected),
7.2.0 (affected),
7.1.0 (affected),
7.0.0 (affected),
6.7.0 (affected),
6.6.0 (affected),
6.5.0 (affected),
6.4.0 (affected),
6.3.0 (affected),
6.2.0 (affected),
6.1.0 (affected),
5.4.0 (affected)
|
— |
Affected products — CPE 2.3 (1) 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:*:*:*:*:*:*:*:*
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 (4)
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-25-152 psirt@fortinet.com Vendor Advisory
- https://www.theregister.com/2025/08/13/fortinet_discloses_critical_bug/ af854a3a-2127-422b-91ae-364da2661108 Third Party Advisory
- https://github.com/watchtowrlabs/watchTowr-vs-FortiSIEM-CVE-2025-25256 134c704f-9b21-4f2e-91b3-4a467353bcc0
- https://labs.watchtowr.com/should-security-solutions-be-secure-maybe-were-all-wrong-fortinet-fortisiem-pre-auth-command-injection-cve-2025-25256/ 134c704f-9b21-4f2e-91b3-4a467353bcc0
Remediations (17)
Remediations are stored against the linked Threat row; the list below is deduplicated across both pages.
-
web:patchtuesday.com
A collection of resources for everything Patch Tuesday including the latest patches released from Microsoft for Patch Tuesday.
2026-08-31 12:02 UTC -
web:learn.microsoft.com
June 2025 Security Updates **This release consists of the following 66 Microsoft CVEs:**Tag CVE Base Score CVSS Vector Exploitability FAQs? Workarounds? **Mitigations?**Windows Storage Management Provider CVE - 2025 -24065Windows Storage Management Provider…
2026-08-31 12:02 UTC -
web:msrc.microsoft.com
The Microsoft Security Response Center (MSRC) investigates all reports of security vulnerabilities affecting Microsoft products and services, and provides the information here as part of the ongoing effort to help you manage security risks and help keep your systems protected.
2026-08-31 12:02 UTC -
web:www.rapid7.com
Microsoft has published 172 new vulnerabilities, including six zero-day vulnerabilities. Windows 10 moves past the end of support, sort of. Critical RCE in Windows Server Update Service.
2026-08-31 12:02 UTC -
web:www.action1.com
Patch Tuesday is a scheduled release day for software patches, primarily used by Microsoft, to fix security vulnerabilities, bugs, and performance issues in its software products like Windows, Office, and Azure. It occurs monthly and aims to standardize the process of delivering security updates to ensure devices remain protected.
2026-08-31 12:02 UTC -
web:www.tenable.com
Key takeaways: Microsoft's 2025 Patch Tuesday releases addressed 1,130 CVEs . This is the second year in a row where the CVE count was over 1,000. Elevation of Privilege vulnerabilities accounted for 38.3% of all Patch Tuesday vulnerabilities in 2025 , followed by Remote Code Execution flaws at 30.8%. 41 zero-day vulnerabilities were addressed across all Patch Tuesday releases in 2025 , including ...
2026-08-31 12:02 UTC -
web:www.tenable.com
Microsoft's August 2025 Patch Tuesday Addresses 107 CVEs ( CVE - 2025 -53779) By Research Special Operations Subscribe 13 Critical 91 Important 2 Moderate 1 Low Microsoft addresses 107 CVEs , including one zero-day vulnerability that was publicly disclosed.
2026-08-31 12:02 UTC -
web:www.esri.com
Key highlights The ArcGIS Server Security 2025 update 2 is available This patch resolves 10 Medium severity vulnerabilities This security patch is cumulative, and includes fixes provided in the ArcGIS Server Security 2025 update 1.
2026-05-22 12:43 UTC -
web:www.oracle.com
This Critical Patch Update contains 374 new security patches across the product families listed below. Please note that an MOS note summarizing the content of this Critical Patch Update and other Oracle Software Security Assurance activities is located at October 2025 Critical Patch Update: Executive Summary and Analysis.
2026-05-22 12:43 UTC -
web:www.techradar.com
Pro Security Microsoft's latest major patch fixes a serious zero-day flaw, and a host of other issues - so update now News By Sead Fadilpašić published August 13, 2025
2026-05-22 12:43 UTC -
web:thehackernews.com
Microsoft fixed 111 vulnerabilities, including a Windows Kerberos zero-day enabling full AD compromise via BadSuccessor.
2026-05-22 12:43 UTC -
web:blog.talosintelligence.com
Microsoft has released its monthly security update for August 2025 , which includes 111 vulnerabilities affecting a range of products, including 13 that Microsoft marked as "critical".
2026-05-22 12:43 UTC -
web:cybersecuritynews.com
Microsoft released its final Patch Tuesday updates of 2025 on December 9, addressing 56 security vulnerabilities across Windows, Office, Exchange Server, and other components.
2026-05-22 12:43 UTC -
web:krebsonsecurity.com
Microsoft Corp. today issued security updates to fix more than 80 vulnerabilities in its Windows operating systems and software. There are no known "zero-day" or actively exploited vulnerabilities ...
2026-05-22 12:43 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 12:43 UTC -
web:blog.qualys.com
EVALUATE Vendor-Suggested Mitigation with Policy Audit With Qualys Policy Audit's Out-of-the-Box Mitigation or Compensatory Controls, reduce the risk of a vulnerability being exploited because the remediation ( fix / patch ) cannot be done now; these security controls are not recommended by any industry standards, such as CIS, DISA-STIG.
2026-05-22 12:43 UTC -
web:www.crowdstrike.com
Microsoft has released security updates for 107 vulnerabilities, including one publicly disclosed zero-day and 13 critical, in its August 2025 Patch Tuesday rollout.
2026-05-22 12:43 UTC
AI Forensic Analysis
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Raw JSON
The full cvelistV5 record. Download as CVE-2025-25256.json.
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