{"id":74682,"date":"2025-12-02T16:52:23","date_gmt":"2025-12-02T13:22:23","guid":{"rendered":"https:\/\/afaghhosting.net\/blog\/cve-2025-41086-authorization-bypass-in-gams-from-gams-development-corp\/"},"modified":"2025-12-02T16:52:23","modified_gmt":"2025-12-02T13:22:23","slug":"cve-2025-41086-authorization-bypass-in-gams-from-gams-development-corp","status":"publish","type":"post","link":"https:\/\/afaghhosting.net\/blog\/cve-2025-41086-authorization-bypass-in-gams-from-gams-development-corp\/","title":{"rendered":"CVE-2025-41086 &#8211; Authorization bypass in GAMS from GAMS Development Corp."},"content":{"rendered":"<p>CVE ID : CVE-2025-41086<\/p>\n<p>Published :  Dec. 2, 2025, 1:22 p.m. | 1\u00a0hour, 3\u00a0minutes ago<\/p>\n<p>Description : Vulnerability in the access control system of the GAMS licensing system that allows unlimited valid licenses to be generated, bypassing any usage restrictions. The validator uses an insecure checksum algorithm; knowing this algorithm and the format of the license lines, an attacker can recalculate the checksum and generate a valid license to grant themselves full privileges without credentials or access to the source code, allowing them unrestricted access to GAMS&#8217;s mathematical models and commercial solvers.<\/p>\n<p>Severity: 6.9 | MEDIUM<\/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-2025-41086 Published : Dec. 2, 2025, 1:22 p.m. | 1\u00a0hour, 3\u00a0minutes ago Description : Vulnerability in the access control system of the GAMS licensing system that allows unlimited valid licenses to be generated, bypassing any usage restrictions. The validator uses an insecure checksum algorithm; knowing this algorithm and the format of the &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-74682","post","type-post","status-publish","format-standard","hentry","category-vulnerability"],"_links":{"self":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/74682","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=74682"}],"version-history":[{"count":0,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/74682\/revisions"}],"wp:attachment":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/media?parent=74682"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/categories?post=74682"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/tags?post=74682"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}