{"vulnerability": "CVE-2026-56406", "sightings": [{"uuid": "4bb5806f-e1b4-4101-8c46-50ba8a38fb0d", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-56406", "type": "seen", "source": "https://bsky.app/profile/lambdawatchdog.bsky.social/post/3mrufeha7qq24", "content": "\ud83d\udd0d Lambda Watchdog detected that CVE-2026-56406 is no longer present in latest AWS Lambda base image scans. https://github.com/aws/aws-lambda-base-images/issues/609 #AWS #Lambda #Security #CVE #DevOps #SecOps", "creation_timestamp": "2026-07-30T12:01:27.077494Z"}, {"uuid": "d14f663f-9d80-4a87-8e0c-19636ddd32c0", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-56406", "type": "seen", "source": "https://bsky.app/profile/cve.skyfleet.blue/post/3mosynwicm62o", "content": "CVE-2026-56406 - Expat XML_ParseBuffer Integer Overflow\nCVE ID : CVE-2026-56406\n \n Published : June 21, 2026, 3:48 p.m. | 1\u00a0hour, 55\u00a0minutes ago\n \n Description : libexpat before 2.8.2 has an integer overflow in XML_ParseBuffer because it lacked a check that was present in XML_...", "creation_timestamp": "2026-06-21T18:25:51.149024Z"}, {"uuid": "2d6bf5b7-dc01-4ad8-b673-181cfe46aa93", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-56406", "type": "seen", "source": "https://bsky.app/profile/slackers.it/post/3mp5ncaeykp26", "content": "3/9\n\nhttps://www.cve.org/CVERecord?id=CVE-2026-56403\n    https://www.cve.org/CVERecord?id=CVE-2026-56404\n    https://www.cve.org/CVERecord?id=CVE-2026-56405\n    https://www.cve.org/CVERecord?id=CVE-2026-56406\n    https://www.cve.org/CVERecord?id=CVE-2026-56407", "creation_timestamp": "2026-06-26T00:01:44.750372Z"}, {"uuid": "74b0c92f-8287-447b-b5f4-3a863cfde3b3", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-56406", "type": "seen", "source": "https://bsky.app/profile/lambdawatchdog.bsky.social/post/3mr5r5z5gfb2g", "content": "\n\ud83d\udea8 New HIGH CVE detected in AWS Lambda \ud83d\udea8\nCVE-2026-56406 impacts expat in 6 Lambda base images.\n\nDetails: https://github.com/aws/aws-lambda-base-images/issues/609\nMore: https://lambdawatchdog.com/\n\n#AWS #Lambda #CVE #CloudSecurity #Serverless", "creation_timestamp": "2026-07-21T12:01:21.664823Z"}]}