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.

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Solution

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Workaround

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History

Thu, 20 Aug 2026 21:30:00 +0000

Type Values Removed Values Added
Description 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.
First Time appeared Xapian
Xapian xapian-core
Weaknesses CWE-79
CPEs cpe:2.3:a:xapian:xapian-core:*:*:*:*:*:*:*:*
Vendors & Products Xapian
Xapian xapian-core
References
Metrics cvssV3_1

{'score': 4.4, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:L/I:L/A:N'}


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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-08-20T21:23:31.317Z

Reserved: 2026-08-20T21:23:30.985Z

Link: CVE-2026-77643

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-08-20T22:18:06.207

Modified: 2026-08-20T22:18:06.207

Link: CVE-2026-77643

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses