CVE-2026-106173 Public exploit Critical · 9.8 EPSS 1.0%
A improper limitation of a pathname to a restricted directory ('path traversal') vulnerability in Fortinet FortiSIEM 7.5.0 may allow attacker to execute unauthorized code or commands via specially crafted packets.
Fortinet · FortiSIEM
Summary
A path traversal flaw (CWE: improper limitation of a pathname to a restricted directory) in Fortinet FortiSIEM 7.5.0 lets an attacker escape the directory the software is meant to confine file access to. The attacker can execute unauthorized code or commands by sending specially crafted packets to the affected component.
Heading is the official description · NVD
Priority scorePatchfirst’s 0 to 100 ranking. It adds points for CISA KEV listing, ransomware use, EPSS, threat reports, public exploit code and CVSS. Every CVE page shows the breakdown. Breakdown
71.6 / 100
- Exploited
- Yes, in VulnCheck KEV
- Reports
- 0
- Tactics
- 0/15
Exploitation timelineDated milestones for a CVE: when it was disclosed, when exploit code became public, when exploitation was confirmed, and when threat reports named it.
First seen exploited 10 days after disclosure. Public exploit code (PoC-in-GitHub) appeared 7 days after disclosure.
- Disclosedday 0
- Public exploit codePoC-in-GitHub+7 days
- First seen exploitedVulnCheck KEV evidence+10 days
MITRE ATT&CKA public catalogue of the techniques attackers use, maintained by MITRE. Patchfirst uses it to describe what attackers do with a vulnerability. techniques
No techniques linkedNo ATT&CK techniques are linked to this CVE yet. MITRE CTID has not mapped it, and no report passage in the corpus ties it to a technique.
What security researchers reported
Not named in any threat report yetAlso mentioned in 8 community threat pulses (AlienVault OTX)
Weaker evidencePulses are indicator collections that anyone can publish. A mention is not confirmation of exploitation.
- Known_Cve | Oct 22, 2026 | Part 1/421 Oct 2026
- Known_Cve | Oct 21, 2026 | Part 2/420 Oct 2026
- Known_Cve | Oct 20, 2026 | Part 2/419 Oct 2026
- Known_Cve | Oct 19, 2026 | Part 2/418 Oct 2026
- Known_Cve | Oct 18, 2026 | Part 2/417 Oct 2026
- Known_Cve | Oct 17, 2026 | Part 2/416 Oct 2026
- 2 more on OTX