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CVE-2026-77643: xapian-core 2.0.0 to before 2.1.0, 0 to before 1.4.32
CVE-2026-77643. CVSS 3.1 base score 4.4 (MEDIUM, Vendor/CNA). EPSS 0.00252 (percentile 0.15618), scored 17-Oct-2026.
Affected technology
xapian-core · 2.0.0 to before 2.1.0, 0 to before 1.4.32
Xapian
Description’s affected range: before 2.1.0 and before 1.4.32 exists due to incomplete HTML escaping by Xapian::MSet::snippet()
Component: Not specified by the source
Attack conditions (Vendor/CNA, CVSS 3.1): Network (remote) · Low privileges required · User interaction required
What an attacker can do
Vendor/CNA’s CVSS 3.1 assessment (base score 4.4/10) rates confidentiality and integrity impact as low; availability impact as none. The description does not specify what an attacker can achieve beyond these rated impacts.
- CWE
- CWE-79
- CCR priority
- 17.7 /100 (P5)
- CVSS 3.1
- 4.4 /10 · CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:L/I:L/A:N · Vendor/CNA
- EPSS
- 0.00252 · percentile 0.15618 · 2026-10-17
- KEV
- no
Provenance
- NVD CVE API 2.0 · Source record · observed 2026-10-18 20:23:06.032219+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2026-77643.html