Skip to main content
Meet us at Black Hat USA 2026— Las Vegas, August 1–6Book a Meeting
Mallory
Back to vulnerabilities
UnratedPublic exploit

Unauthenticated OS Command Injection in Guardian language-system transcribe_amazon.php id Parameter

IdentifiersCVE-2026-34115CWE-78

CVE-2026-34115 is a critical OS command injection vulnerability in Guardian language-system. The flaw is in transcribe_amazon.php, where the application passes the user-controlled id GET parameter directly into a PHP exec() call without sanitization, specifically in code of the form exec("php jobs/transcribe_amazon.php ".$login_session." ".$_GET['id']." ..."). Because attacker-controlled input is incorporated into a shell command, an unauthenticated remote attacker can append shell metacharacters to the id parameter and cause arbitrary operating system commands to be executed on the server.

Share:
For your environment

Are you exposed to this one?

Mallory correlates every CVE against your assets, your vendors, and active adversary campaigns. Know which vulnerabilities matter for you, not just which ones are loud.

Start free trial
ANALYST BRIEF

Impact, mitigation & remediation

What it means. What to do now. Patch path, mitigations, and the assume-compromise checklist.

Impact

What an attacker gets, and what they’ve been doing with it.

Successful exploitation allows unauthenticated remote arbitrary OS command execution in the security context of the web application/PHP process on the affected server. This can result in full compromise of the application host, including unauthorized access to sensitive data, modification or destruction of application data, installation of malware or persistence mechanisms, and service disruption. The provided context rates the issue Critical, with CVSS v3.1 9.8 and CVSS v4.0 9.3.

Mitigation

If you can’t patch tonight, do this now.

Until a full fix is deployed, disable or restrict access to the vulnerable transcribe_amazon.php endpoint, especially from untrusted networks. If the functionality must remain available, enforce strong server-side validation on the id parameter, block shell metacharacters, and place compensating controls such as WAF rules or reverse-proxy filtering in front of the endpoint to detect and reject command-injection payloads. Reduce impact by running the web/PHP process with minimal privileges and isolating the application host where possible.

Remediation

Patch, then assume compromise.

Apply a vendor-fixed release if one is available. In the affected code path, stop passing unsanitized user input into exec(). Refactor command execution so that the shell is not invoked with concatenated user-controlled data. Strictly validate the id parameter against an allowlist of expected values and types, and review/update affected scripts, including transcribe_amazon.php and related job invocation logic, to ensure no user-controlled input reaches shell execution primitives unsafely.
PUBLIC EXPLOITS

Exploits

No public exploits tracked yet. Mallory keeps watching.

VALID 0 / 0 TOTALView more in app

No public exploit code observed for this vulnerability.

EXPOSURE SURFACE

Affected products & vendors

Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.

VendorProductType
The GuardianLanguage-Systemapplication

Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.

ACTIVITY FEED

Recent activity

8 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.

8 SOURCESView more in app
What this page doesn’t show

The version that knows your environment.

This page is what’s public. Mallory adds the parts that aren’t: which of your assets are affected, which adversaries are exploiting it right now, which detections to deploy, and what to do tonight.
Start free trial
Exposure mapping

Query your assets running an affected version, and investigate the blast radius.

Threat actor evidence

Every observed campaign linking this CVE to a named adversary.

Associated malware

Malware families riding this exploit, with evidence and IOCs.

Detection signatures

YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.

Vendor-by-vendor mapping

Cross-references every affected SKU, including bundled OEM variants.

Social activity7

Community discussion across Reddit, Mastodon, and other social sources.

EXTERNAL REFERENCES
MITRE CVE
cve.org · CVE-2026-34115
NVD
nvd.nist.gov/vuln/detail/CVE-2026-34115
MITRE CWE · CWE-78
cwe.mitre.org