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CVE-2026-62643: webmail from 1.6.0 (inclusive), before 1.6.17 (exclusive), from 1.7.0 (inclusive), before 1.7.2 (exclusive); +1 more…
CVE-2026-62643. CVSS 3.1 base score 10.0 (CRITICAL, NVD). EPSS 0.00246 (percentile 0.15081), scored 24-Oct-2026.
Affected technology
webmail · from 1.6.0 (inclusive), before 1.6.17 (exclusive)
roundcube
webmail · from 1.7.0 (inclusive), before 1.7.2 (exclusive)
roundcube
Webmail · 1.6.0 to before 1.6.17, 1.7.0 to before 1.7.2
Roundcube
Description’s affected range: before 1.6.17 and 1.7.x before 1.7.2
Component: Not specified by the source
Attack conditions (Vendor/CNA, CVSS 3.1): Network (remote) · No privileges required · No user interaction required
Attack conditions (NVD, CVSS 3.1): Network (remote) · No privileges required · No user interaction required
What an attacker can do
The source reports that an attacker could access information they should not be able to access under the conditions described by the source. Vendor/CNA’s CVSS 3.1 assessment (base score 7.2/10) rates confidentiality and integrity impact as low; availability impact as none. NVD’s CVSS 3.1 assessment (base score 10.0/10) rates confidentiality and integrity impact as high; availability impact as none.
- CWE
- CWE-918
- CCR priority
- 40.1 /100 (P3)
- CVSS 3.1
- 10.0 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N · NVD
- EPSS
- 0.00246 · percentile 0.15081 · 2026-10-24
- KEV
- no
Provenance
- NVD CVE API 2.0 · Source record · observed 2026-10-25 01:28:19.133527+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2026-62643.html