{"vulnerability": "cve-2026-4253", "sightings": [{"uuid": "20589264-fc65-4662-ac47-e30311eee891", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-42538", "type": "seen", "source": "https://bsky.app/profile/cve.skyfleet.blue/post/3mnip5nee5r2q", "content": "CVE-2026-42538 - IRIS has an Insecure File Upload\nCVE ID : CVE-2026-42538\n \n Published : June 4, 2026, 9:16 p.m. | 1\u00a0hour, 14\u00a0minutes ago\n \n Description : IRIS is a web collaborative platform that helps incident responders share technical details during investigations. Version...", "creation_timestamp": "2026-06-04T22:43:51.963879Z"}, {"uuid": "38bb3b83-79a1-40bd-9232-067f85e9e926", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-42539", "type": "seen", "source": "https://bsky.app/profile/infosec.skyfleet.blue/post/3mm7rh74g2w2u", "content": "[SBA-ADV-20260126-04] CVE-2026-42539: DFIR-IRIS before 2.4.28 Excessive Data Exposure", "creation_timestamp": "2026-05-19T16:05:50.806386Z"}, {"uuid": "3a0e6d1c-fa1d-46c3-ae72-1ce5d7389e60", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-42534", "type": "seen", "source": "https://social.nlnetlabs.nl/users/nlnetlabs/statuses/116606458492280712", "content": "\ud83d\udea8 SECURITY RELEASE \ud83d\udea8Today we released Unbound 1.25.1, which consolidates security fixes for issues reported over a period of time. \nThere are fixes for CVE-2026-33278, CVE-2026-42944, CVE-2026-42959, CVE-2026-32792, CVE-2026-40622, CVE-2026-41292, CVE-2026-42534, CVE-2026-42923, CVE-2026-42960, CVE-2026-44390 and CVE-2026-44608.\nPlease read the release notes carefully and plan to upgrade. \n#DNS #DNSSEC #Mythos #LLM #OpenSource \nhttps://community.nlnetlabs.nl/t/unbound-1-25-1-released/3392", "creation_timestamp": "2026-05-20T10:36:25.372758Z"}, {"uuid": "c53b3b6f-c7c1-4184-a776-83581017db39", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-42534", "type": "seen", "source": "https://bsky.app/profile/cve.skyfleet.blue/post/3mmbps2tve32k", "content": "CVE-2026-42534 - Jostle logic bypass degrades resolution performance\nCVE ID : CVE-2026-42534\n \n Published : May 20, 2026, 9:19 a.m. | 55\u00a0minutes ago\n \n Description : NLnet Labs Unbound up to and including version 1.25.0 has a vulnerability in the jostle logic that could defeat...", "creation_timestamp": "2026-05-20T10:41:27.315283Z"}, {"uuid": "f3810443-42be-41f1-b0a2-e2b1473093ec", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-42539", "type": "seen", "source": "https://bsky.app/profile/cve.skyfleet.blue/post/3mnirkk6m7z2f", "content": "CVE-2026-42539 - IRIS has an Excessive Data Exposure issue\nCVE ID : CVE-2026-42539\n \n Published : June 4, 2026, 10:16 p.m. | 14\u00a0minutes ago\n \n Description : IRIS is a web collaborative platform that helps incident responders share technical details during investigations. Versi...", "creation_timestamp": "2026-06-04T23:26:52.462499Z"}]}