CVE-2026-39814

MediumCVSS 6.7/10Last modified Oct 29, 2026

Description

Multiple Relative Path Traversal vulnerabilities [CWE-23] vulnerability in Fortinet FortiWeb 8.0.0 through 8.0.2, FortiWeb 7.6.0 through 7.6.6, FortiWeb 7.4.1 through 7.4.13, FortiWeb 7.2.7 through 7.2.13, FortiWeb 7.0.10 through 7.0.12 may allow a local privileged attacker to execute unauthorized code on the underlying system via crafted CLI commands.

Metrics

CVSS 3.1 6.7/10CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-23

Affected software

Vendor	Product	Versions
Fortinet	FortiWeb	>= 8.0.0, <= 8.0.2; >= 7.6.0, <= 7.6.6; >= 7.4.1, <= 7.4.13; >= 7.2.7, <= 7.2.13; >= 7.0.10, <= 7.0.12

References

https://fortiguard.fortinet.com/psirt/FG-IR-26-114Vendor Advisory

Timeline

Published: Apr 14, 2026
Last modified: Oct 29, 2026
NVD status: Modified

Related CVEs from 2026

CVE-2026-398158.8A improper neutralization of special elements used in an sql command ('sql injection') vulnerability in Fortinet FortiDDoS-F 7.2.1 through 7 CVE-2026-398168.8The optional extension component TinkerpopClientService is missing the Restricted annotation with the Execute Code Required Permission in Ap CVE-2026-398175.9The "go tool pack" subcommand (usually used only by the compiler as an internal tool with known-good inputs) does not sanitize output filena CVE-2026-398195.3The "go bug" command writes to two files with predictable names in the system temporary directory (for example, "/tmp"). An attacker with ac CVE-2026-39824.3A vulnerability was determined in itsourcecode University Management System 1.0. Affected by this vulnerability is an unknown functionality CVE-2026-398207.5Well-crafted inputs reaching ParseAddress, ParseAddressList, and ParseDate were able to trigger excessive CPU exhaustion and memory allocati CVE-2026-398219.6The ToASCII and ToUnicode functions incorrectly accept Punycode-encoded labels that decode to an ASCII-only label. For example, ToUnicode("x CVE-2026-398227.8On Unix systems, opening a file in an os.Root improperly follows symlinks to locations outside of the Root when the final path component of CVE-2026-398236.1CVE-2026-27142 fixed a vulnerability in which URLs were not correctly escaped inside of a <meta> tag's <content> attribute. If the URL conte CVE-2026-398243.3NewNTUnicodeString does not check for string length overflow. When provided with a string that overflows the maximum size of a NTUnicodeStri CVE-2026-398255.3ReverseProxy can forward queries containing parameters not visible to Rewrite functions. When used with a Rewrite function, or a Director fu CVE-2026-398266.1If a trusted template author were to write a <script> tag containing an empty 'type' attribute or a 'type' attribute with an ASCII whitespac