{"id":78931,"date":"2026-05-27T19:23:45","date_gmt":"2026-05-27T15:53:45","guid":{"rendered":"https:\/\/afaghhosting.net\/blog\/cve-2026-42459-free5gc-improper-input-validation-and-generation-of-error-message-containing-sensitive-information-in-github-com-free5gc-udm\/"},"modified":"2026-05-27T19:23:45","modified_gmt":"2026-05-27T15:53:45","slug":"cve-2026-42459-free5gc-improper-input-validation-and-generation-of-error-message-containing-sensitive-information-in-github-com-free5gc-udm","status":"publish","type":"post","link":"https:\/\/afaghhosting.net\/blog\/cve-2026-42459-free5gc-improper-input-validation-and-generation-of-error-message-containing-sensitive-information-in-github-com-free5gc-udm\/","title":{"rendered":"CVE-2026-42459 &#8211; free5GC: Improper Input Validation and Generation of Error Message Containing Sensitive Information in github.com\/free5gc\/udm"},"content":{"rendered":"<p>CVE ID :CVE-2026-42459<\/p>\n<p>  Published : May 27, 2026, 3:53 p.m. | 38\u00a0minutes ago<\/p>\n<p>  Description :free5GC is an open-source implementation of the 5G core network. Prior to 4.2.2, the free5GC UDM component fails to validate the supi path parameter in six GET handlers of the nudm-sdm (Subscriber Data Management) service. An unauthenticated attacker can inject control characters into the SUPI parameter, causing UDM to forward a malformed request to UDR and return a 500 Internal Server Error response that exposes internal infrastructure details. This vulnerability is fixed in 4.2.2.<\/p>\n<p>  Severity: 0.0 | NA<\/p>\n<p>  Visit the link for more details, such as CVSS details, affected products, timeline, and more&#8230;\u00a0<\/p>\n","protected":false},"excerpt":{"rendered":"<p>CVE ID :CVE-2026-42459 Published : May 27, 2026, 3:53 p.m. | 38\u00a0minutes ago Description :free5GC is an open-source implementation of the 5G core network. Prior to 4.2.2, the free5GC UDM component fails to validate the supi path parameter in six GET handlers of the nudm-sdm (Subscriber Data Management) service. An unauthenticated attacker can inject control &hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[26],"tags":[],"class_list":["post-78931","post","type-post","status-publish","format-standard","hentry","category-vulnerability"],"_links":{"self":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/78931","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/comments?post=78931"}],"version-history":[{"count":0,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/78931\/revisions"}],"wp:attachment":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/media?parent=78931"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/categories?post=78931"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/tags?post=78931"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}