MEDIUMVulnerability

CVE-2026-77643

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.

Properties

severity
MEDIUM
score
4.4
epss_score
0.00156
cve_id
CVE-2026-77643
vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:L/I:L/A:N
published_at
2026-08-20T22:18:06.207
last_modified
2026-09-09T16:04:24.933
epss_percentile
0.05114

Related Entities (3)

ENRICHED_BY (1)

[Source]FIRST EPSS

DESCRIBED_BY (1)

[Source]NVD

HAS_WEAKNESS (1)

[Weakness]Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

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CVE-2026-77643 — Ninja Signal Threat Intelligence | Ninja Signal