OS Command Injection Vulnerability in Guardian Language System by Guardian
CVE-2026-34108

9.3CRITICAL

Key Information:

Vendor

Guardian

Status
Language-system
Vendor
CVE Published:
1 July 2026

Badges

👾 Exploit Exists

What is CVE-2026-34108?

The Guardian Language System contains a vulnerability in the text.php file, where the id parameter is directly passed to a PHP exec() function. This flaw occurs at line 15, where it incorporates user input without proper sanitization. As a result, an unauthenticated remote attacker can manipulate this input to execute arbitrary OS commands on the server, posing a significant threat to the system's integrity and security. Effective sanitization measures should be implemented to mitigate this risk.

Affected Version(s)

language-system 0

References

https://gist.github.com/cyberinforepo/d5b2771d82e1b31b8fc...
technical-descriptionexploit
https://www.vulncheck.com/advisories/guardian-language-sy...
third-party-advisory

CVSS V4

Score:
9.3
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

philopentest
.