{"vulnerability": "CVE-2026-48840", "sightings": [{"uuid": "06f30da8-56dd-4e65-bd1d-5cda2b8cf811", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-48840", "type": "seen", "source": "https://bsky.app/profile/infosec.skyfleet.blue/post/3mmyso3nx6e2w", "content": "CVE-2026-48840: Exim 4.99.4: PROXY-protocol uninitialised-stack information disclosure", "creation_timestamp": "2026-05-29T15:04:09.097351Z"}, {"uuid": "cd00482b-b57e-481c-b69d-3c3ddabab725", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-48840", "type": "seen", "source": "https://bsky.app/profile/cve.skyfleet.blue/post/3mn2blcnyqd2y", "content": "CVE-2026-48840 - Exim Uninitialized Stack Memory Disclosure Vulnerability\nCVE ID : CVE-2026-48840\n \n Published : May 30, 2026, 2:16 a.m. | 2\u00a0hours, 16\u00a0minutes ago\n \n Description : Exim 4.88 before 4.99.4, in some proxy configurations, mishandles certain short payloads, leading...", "creation_timestamp": "2026-05-30T05:03:42.162587Z"}, {"uuid": "b1fd7ae2-928f-4fb3-9c96-b44b56029987", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-48840", "type": "seen", "source": "https://bsky.app/profile/nihonmatsu.bsky.social/post/3mq4budtvlk2u", "content": "Shodan\u3067\u78ba\u8a8d\u3059\u308b\u3068\u3001\u65e5\u672c\u56fd\u5185\u3067\u3082 Exim \u3092\u5916\u90e8\u516c\u958b\u3057\u3066\u3044\u308b\u30db\u30b9\u30c8\u304c\u591a\u6570\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002\n\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u306f\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u5883\u754c\u306b\u7f6e\u304b\u308c\u308b\u3053\u3068\u304c\u591a\u304f\u3001\u8106\u5f31\u6027\u3092\u653e\u7f6e\u3059\u308b\u3068\u3001\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u3001\u60c5\u5831\u6f0f\u3048\u3044\u3001\u8e0f\u307f\u53f0\u5316\u3001\u30e1\u30fc\u30eb\u914d\u9001\u57fa\u76e4\u306e\u60aa\u7528\u306b\u3064\u306a\u304c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\nCVE-2026-40685 \u306f Exim 4.99.2 \u672a\u6e80\u3001\nCVE-2026-48840 \u306f\u6761\u4ef6\u4ed8\u304d\u3067 4.88\u301c4.99.3 \u304c\u5f71\u97ff\u5bfe\u8c61\u3068\u306a\u308b\u305f\u3081\u3001\u53e4\u3044 Exim \u3092\u516c\u958b\u3057\u3066\u3044\u308b\u74b0\u5883\u306f\u65e9\u6025\u306a\u78ba\u8a8d\u304c\u5fc5\u8981\u3067\u3059\u3002", "creation_timestamp": "2026-07-08T04:29:46.518203Z"}, {"uuid": "90f7ba39-612f-49e3-b784-958e9afa5967", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-48840", "type": "seen", "source": "https://bsky.app/profile/nihonmatsu.bsky.social/post/3mq4bujekvs2u", "content": "Shodan\u3067\u78ba\u8a8d\u3059\u308b\u3068\u3001\u65e5\u672c\u56fd\u5185\u3067\u3082 Exim \u3092\u5916\u90e8\u516c\u958b\u3057\u3066\u3044\u308b\u30db\u30b9\u30c8\u304c\u591a\u6570\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002\n\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u306f\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u5883\u754c\u306b\u7f6e\u304b\u308c\u308b\u3053\u3068\u304c\u591a\u304f\u3001\u8106\u5f31\u6027\u3092\u653e\u7f6e\u3059\u308b\u3068\u3001\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u3001\u60c5\u5831\u6f0f\u3048\u3044\u3001\u8e0f\u307f\u53f0\u5316\u3001\u30e1\u30fc\u30eb\u914d\u9001\u57fa\u76e4\u306e\u60aa\u7528\u306b\u3064\u306a\u304c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\nCVE-2026-40685 \u306f Exim 4.99.2 \u672a\u6e80\u3001\nCVE-2026-48840 \u306f\u6761\u4ef6\u4ed8\u304d\u3067 4.88\u301c4.99.3 \u304c\u5f71\u97ff\u5bfe\u8c61\u3068\u306a\u308b\u305f\u3081\u3001\u53e4\u3044 Exim \u3092\u516c\u958b\u3057\u3066\u3044\u308b\u74b0\u5883\u306f\u65e9\u6025\u306a\u78ba\u8a8d\u304c\u5fc5\u8981\u3067\u3059\u3002", "creation_timestamp": "2026-07-08T04:29:47.043937Z"}]}