A cross-site scripting vulnerability in
queryparser/termgenerator_internal.cc in Xapian xapian-core before 2.1.0 and before 1.4.32 exists due to incomplete HTML escaping by Xapian::MSet::snippet(). NOTE: this issue exists because of a missed corner case of CVE-2018-0499.
{
"license": "CC-BY-4.0",
"sources": [
{
"database_specific": {
"status": "Received"
},
"id": "CVE-2026-77643",
"published": "2026-08-20T22:18:06.207Z",
"url": "https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2026-77643",
"html_url": "https://nvd.nist.gov/vuln/detail/CVE-2026-77643",
"modified": "2026-08-20T22:18:06.207Z",
"imported": "2026-08-24T16:00:41.515Z"
},
{
"id": "GHSA-955x-jgcw-hcxh",
"html_url": "https://github.com/advisories/GHSA-955x-jgcw-hcxh",
"url": "https://api.github.com/advisories/GHSA-955x-jgcw-hcxh",
"published": "2026-08-21T00:31:23Z",
"modified": "2026-08-21T00:31:31Z",
"imported": "2026-08-24T16:00:35.717Z"
},
{
"id": "EUVD-2026-63667",
"html_url": "https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-63667",
"url": "https://euvdservices.enisa.europa.eu/api/enisaid?id=EUVD-2026-63667",
"published": "2026-08-20T21:23:31Z",
"modified": "2026-08-20T21:23:31Z",
"affected": {
"Xapian:xapian-core": [
"0 <1.4.32",
"2.0.0 <2.1.0"
]
},
"imported": "2026-08-24T16:00:35.542Z"
}
]
}