{"vulnerability": "cve-2026-5388", "sightings": [{"uuid": "56be1d3a-2815-4ffa-b261-0d7a370b6210", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-5388", "type": "seen", "source": "https://bsky.app/profile/stackflag.bsky.social/post/3mtqyucsev325", "content": "CVE-2026-5388 - justhtml\nVersions of justhtml older than 1.15.0 can be tricked into letting attackers insert malicious HTML or JavaScript, especially when certain settings are enabled or custom\u2026\n\nToo many irrelevant or confusing CVEs? Use stackflag.com\n\n#justhtml #emilstenstrom #CVE #infosec", "creation_timestamp": "2026-08-23T14:30:04.237379Z"}, {"uuid": "8dff4bc0-8b42-4af9-9795-707834fcf2bd", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-5388", "type": "seen", "source": "https://bsky.app/profile/thehackerwire.bsky.social/post/3mtr2mhxlsl27", "content": "\ud83d\udd34 CVE-2026-5388 - Critical (9.8)\n\njusthtml before 1.15.0 contains multiple security issues in URL sanitization helpers (clean_url_v...\n\nhttps://www.thehackerwire.com/vulnerability/CVE-2026-5388/\n\n#infosec #cybersecurity #CVE #vulnerability #security #patchstack", "creation_timestamp": "2026-08-23T15:01:28.956817Z"}, {"uuid": "f9bbc7ee-dc53-4676-ae33-79540d78d9f9", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-5388", "type": "seen", "source": "https://bsky.app/profile/postac001.bsky.social/post/3mtr4dk4li52j", "content": "justhtml 1.15.0\u672a\u6e80\u3067URL\u30b5\u30cb\u30bf\u30a4\u30ba\u7b49\u306b\u8907\u6570\u306e\u8106\u5f31\u6027\u3002\u8a2d\u5b9a\u6b21\u7b2c\u3067\u653b\u6483\u8005\u306fHTML/JS\u3092\u6ce8\u5165\u53ef\u80fd\u3002\nCVE-2026-5388 CVSS 9.8 | CRITICAL", "creation_timestamp": "2026-08-23T15:32:16.193718Z"}, {"uuid": "6fac9cc4-9d1a-4fc5-899e-270b3b33de69", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-5388", "type": "seen", "source": "https://bsky.app/profile/stemshop.bsky.social/post/3mtr6bx4d3k25", "content": "\ud83d\udea8 CVE-2026-5388 \u2014 CVSS 9.3 CRITICAL\n\njusthtml before 1.15.0 contains multiple security issues in URL sanitization helpers (clean_url_value/clean...\n\n\ud83d\udd0e https://stemshop.top/cve/CVE-2026-5388\n\n#CVE #CyberSecurity #InfoSec", "creation_timestamp": "2026-08-23T16:07:10.093420Z"}]}