{"id":34948,"date":"2026-10-09T20:32:30","date_gmt":"2026-10-09T12:32:30","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-104635"},"modified":"2026-10-09T20:32:30","modified_gmt":"2026-10-09T12:32:30","slug":"cve-2026-104635","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-104635","title":{"rendered":"CVE-2026-104635 &#8211; Uncontrolled Recursion vulnerability in Protobuf.JSON.Decode in elixir-protobuf protobuf a"},"content":{"rendered":"<p>Uncontrolled Recursion vulnerability in Protobuf.JSON.Decode in elixir-protobuf protobuf allows an unauthenticated remote attacker to crash the decoding process via a deeply nested JSON document. Any application that decodes attacker-supplied JSON with Protobuf.JSON.decode\/3, Protobuf.JSON.decode!\/3, or Protobuf.JSON.from_decoded\/3 into a schema that contains a self-referential or cyclic message type is affected.<\/p>\n<p>In lib\/protobuf\/json\/decode.ex, the embedded-message clause of decode_singular\/3 recurses into internal_from_json_data\/3 once per nesting level without incrementing or checking the decoder&#8217;s depth counter. The depth guard increase_depth_and_maybe_throw\/1 covers only the Google.Protobuf.ListValue and Google.Protobuf.Struct clauses, so the recursion_limit option has no effect on user-defined message types. Each nesting level allocates a stack frame and heap objects, and a sufficiently deep document exhausts the memory of the decoding process. Confidentiality and integrity are not affected.<\/p>\n<p>This issue affects protobuf: from 0.8.0 before 0.17.1.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Uncontrolled Recursion vulnerability in Protobuf.JSON.Decode in elixir-protobuf protobuf allows an unauthenticated remote attacker to crash the decoding process via a deeply nested JSON document. Any <\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-34948","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/34948","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln"}],"about":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/types\/vuln"}],"wp:attachment":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=34948"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=34948"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=34948"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}