{"id":"CVE-2026-73031","title":"telegram-search contains a stored cross-site scripting vulnerability that allows remote attackers to execute arbitrary JavaScript in victims' browsers by sending crafted messages containing unsanitized HTML to a shared Telegram group","summary":"telegram-search contains a stored cross-site scripting vulnerability that allows remote attackers to execute arbitrary JavaScript in victims' browsers by sending crafted messages containing unsanitized HTML to a shared Telegram group. Th…","severity":"high","cvss":8.7,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N","cwe":["CWE-79"],"published":"2026-08-11","updated":"2026-09-24","sourceUpdated":"2026-09-24T20:06:30.133","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-73031","references":[{"url":"https://github.com/GramSearch/telegram-search","label":"disclosure@vulncheck.com"},{"url":"https://github.com/GramSearch/telegram-search/issues/653","label":"disclosure@vulncheck.com"},{"url":"https://github.com/GramSearch/telegram-search/pull/654","label":"disclosure@vulncheck.com"},{"url":"https://github.com/groupultra/telegram-search/commit/54f6adced844ce9990228d75e31348bfed934e05","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/telegram-search-stored-xss-via-v-html-in-messagelist-vue","label":"disclosure@vulncheck.com"}],"tags":["nvd"],"epss":0.00662,"epssPercentile":0.49453,"ingestedAt":"2026-09-24T20:51:40.195Z","slug":"CVE-2026-73031","body":"## Overview\n\ntelegram-search contains a stored cross-site scripting vulnerability that allows remote attackers to execute arbitrary JavaScript in victims' browsers by sending crafted messages containing unsanitized HTML to a shared Telegram group. The highlightKeyword function in MessageList.vue passes raw message content directly to v-html without HTML escaping or sanitization, enabling stored, cross-user, zero-click execution of injected payloads such as image onerror handlers when victims browse or search messages.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":48,"depthScoreParts":{"impact":47.8,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}