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P3

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.

Published

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

Stable permalink: https://cybercodered.org/item/cve-cve-2026-62643.html