CVE-2026-33191 free5GC UDM vulnerable to null byte injection in URL path parameters causing 500 Internal Server Error

Free5GC is an open-source Linux Foundation project for 5th generation 5G mobile core networks. Versions prior to 1.4.2 are vulnerable to null byte injection in URL path parameters. A remote attacker can inject null bytes URL-encoded as %00 into the supi path parameter of the UDM's...

CVE-2026-33191 free5GC UDM vulnerable to null byte injection in URL path parameters causing 500 Internal Server Error

Free5GC is an open-source Linux Foundation project for 5th generation 5G mobile core networks. Versions prior to 1.4.2 are vulnerable to null byte injection in URL path parameters. A remote attacker can inject null bytes URL-encoded as %00 into the supi path parameter of the UDM's...

CVE-2026-33191 free5GC UDM vulnerable to null byte injection in URL path parameters causing 500 Internal Server Error

Free5GC is an open-source Linux Foundation project for 5th generation 5G mobile core networks. Versions prior to 1.4.2 are vulnerable to null byte injection in URL path parameters. A remote attacker can inject null bytes URL-encoded as %00 into the supi path parameter of the UDM's...

CVE-2026-33191

Free5GC is an open-source Linux Foundation project for 5th generation 5G mobile core networks. Versions prior to 1.4.2 are vulnerable to null byte injection in URL path parameters. A remote attacker can inject null bytes URL-encoded as %00 into the supi path parameter of the UDM's...

CVE-2026-33191

CVE-2026-33191 affects Free5GC UDM (Nudm_SubscriberDataManagement API) where null byte injections in the supi URL path parameter (URL-encoded %00) trigger Go’s net/url parsing error, leading to a 500 Internal Server Error and enabling denial-of-service conditions. Multiple sources confirm the iss...

UBUNTU-CVE-2026-33191

Free5GC is an open-source Linux Foundation project for 5th generation 5G mobile core networks. Versions prior to 1.4.2 are vulnerable to null byte injection in URL path parameters. A remote attacker can inject null bytes URL-encoded as %00 into the supi path parameter of the UDM's...

free5GC UDM vulnerable to null byte injection in URL path parameters causing 500 Internal Server Error

Impact This is an Improper Input Validation vulnerability with Denial of Service and Injection implications. - Security Impact: A remote attacker can inject null bytes URL-encoded as %00 into the supi path parameter of the UDM's NudmSubscriberDataManagement API. This causes URL parsing failure in...

GHSA-P9HG-PQ3Q-V9GV free5GC UDM vulnerable to null byte injection in URL path parameters causing 500 Internal Server Error

Impact This is an Improper Input Validation vulnerability with Denial of Service and Injection implications. - Security Impact: A remote attacker can inject null bytes URL-encoded as %00 into the supi path parameter of the UDM's NudmSubscriberDataManagement API. This causes URL parsing failure in...

PT-2026-26208

Name of the Vulnerable Software and Affected Versions Free5GC versions prior to 1.4.2 Description Free5GC is an open-source 5G mobile core network project. Versions prior to 1.4.2 are susceptible to a null byte injection issue in URL path parameters. A remote attacker can inject null bytes...

CVE-2023-29246

An attacker who has gained access to an admin account can perform RCE via null-byte injection Vendor: The Apache Software Foundation Versions Affected: Apache OpenMeetings from 2.0.0 before 7.1.0...

CVE-2025-2026

The NPort 6100-G2/6200-G2 Series is affected by a high-severity vulnerability CVE-2025-2026 that allows remote attackers to execute a null byte injection through the device’s web API. This may lead to an unexpected device reboot and result in a denial-of-service DoS condition. An authenticated...

CVE-2025-2026

The NPort 6100-G2/6200-G2 Series is affected by a high-severity vulnerability CVE-2025-2026 that allows remote attackers to execute a null byte injection through the device’s web API. This may lead to an unexpected device reboot and result in a denial-of-service DoS condition. An authenticated...

CVE-2025-2026

The NPort 6100-G2/6200-G2 Series is affected by a high-severity vulnerability CVE-2025-2026 that allows remote attackers to execute a null byte injection through the device’s web API. This may lead to an unexpected device reboot and result in a denial-of-service DoS condition. An authenticated...

CVE-2025-2026

The NPort 6100-G2/6200-G2 Series is affected by a high-severity vulnerability CVE-2025-2026 that allows remote attackers to execute a null byte injection through the device’s web API. This may lead to an unexpected device reboot and result in a denial-of-service DoS condition. An authenticated...

EUVD-2025-205901

The NPort 6100-G2/6200-G2 Series is affected by a high-severity vulnerability CVE-2025-2026 that allows remote attackers to execute a null byte injection through the device’s web API. This may lead to an unexpected device reboot and result in a denial-of-service DoS condition. An authenticated...

CVE-2025-2026

The CVE-2025-2026 entry affects the NPort 6100-G2/6200-G2 Series and is described in multiple sources (NVD, Red Hat advisories, others) as a high-severity issue where an authenticated remote attacker with web read-only privileges can perform a null byte injection via the device’s web API. Success...

PT-2025-54289

The NPort 6100-G2/6200-G2 Series is affected by a high-severity vulnerability CVE-2025-2026 that allows remote attackers to execute a null byte injection through the device’s web API. This may lead to an unexpected device reboot and result in a denial-of-service DoS condition. An authenticated...

CVE-2025-14388

The PhastPress plugin for WordPress is vulnerable to Unauthenticated Arbitrary File Read via null byte injection in all versions up to, and including, 3.7. This is due to a discrepancy between the extension validation in getExtensionForURL which operates on URL-decoded paths, and appendNormalized...

EUVD-2025-204781

The PhastPress plugin for WordPress is vulnerable to Unauthenticated Arbitrary File Read via null byte injection in all versions up to, and including, 3.7. This is due to a discrepancy between the extension validation in getExtensionForURL which operates on URL-decoded paths, and appendNormalized...

CVE-2025-14388

The PhastPress plugin for WordPress is vulnerable to Unauthenticated Arbitrary File Read via null byte injection in all versions up to, and including, 3.7. This is due to a discrepancy between the extension validation in getExtensionForURL which operates on URL-decoded paths, and appendNormalized...