Description

Unauthenticated PHP Object Injection in 69 Clothing <= 1.2.11.1 versions.

Executive Summary

Technical Details

Mitigations

References

Additional Metadata

{
  "score": "9.8",
  "pubDate": "2026-08-06T15:17:18.560Z",
  "pubdate": "2026-08-06T15:17:18.560Z",
  "executiveSummary": "An unauthenticated PHP Object Injection vulnerability has been identified in the 69 Clothing product affecting versions <= 1.2.11.1.\nThis security flaw enables remote, unauthenticated attackers to supply serialized malicious payloads to vulnerable entry points within the application.\nSuccessful exploitation of this vulnerability can lead to severe security implications, including arbitrary code execution, insecure deserialization attacks, data tampering, or full application compromise depending on the availability of compatible gadget chains within the PHP environment.\nThe risk level is critical due to the lack of authentication requirements, allowing any network-adjacent or remote actor to interact directly with the vulnerable component.\nRemediation requires updating the affected product to a patched version beyond 1.2.11.1 or applying strict input validation and avoiding the use of native deserialization functions on untrusted data.",
  "technicalDetails": "The root cause of the vulnerability stems from the insecure handling of user-supplied input passed directly into native PHP deserialization functions, such as unserialize(), without prior sanitization or cryptographic verification.\nThe vulnerable component resides within the codebase of 69 Clothing <= 1.2.11.1, where input parameters processed by the application accept serialized strings from unauthenticated users over the network.\nThe attack flow begins when an unauthenticated attacker crafts a malicious serialized PHP object payload containing a specific gadget chain designed to leverage existing classes defined within the application or its included third-party libraries.\nThe attacker transmits this crafted payload via HTTP requests to the exposed vulnerable endpoint.\nUpon receipt, the vulnerable application passes the untrusted input directly to the insecure deserialization routine.\nAs PHP reconstructs the object from the serialized byte stream, magic methods such as __wakeup() or __destruct() within the included classes are automatically invoked.\nIf the attacker successfully chains these magic methods with existing application logic, execution flow can be hijacked.\nNetwork exposure is direct, as the entry point is reachable over the web without requiring any prior authentication or specific user privileges.\nPost-exploitation impact typically manifests as Remote Code Execution (RCE), file inclusion, or unauthorized database interactions, granting the attacker extensive control over the underlying host operating system and web server environment."
}