PT-2026-43108 · Unknown · Roundcube Webmail

Zazy · Published 2026-05-24 · Updated 2026-05-27 · CVE-2026-48845

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions Roundcube Webmail versions 1.6.14 through 1.6.16 Roundcube Webmail versions prior to 1.7.1

Description Remote image blocking is not honored for URLs pointing to local or private destinations. This issue can be triggered via a text/html email message, potentially leading to information disclosure or privilege escalation.

Recommendations Update versions 1.6.14 through 1.6.16 to a patched release. Update versions prior to 1.7.1 to version 1.7.1.

Exploit

Fix

LPE

Weakness Enumeration

CWE-669

Related Identifiers

BDU:2026-07445

CVE-2026-48845

OPENSUSE-SU-2026:10869-1

OPENSUSE-SU-2026:20852-1

Affected Products

Roundcube Webmail

References · 24

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/48xxx/CVE-2026-48845.json · Exploit
• https://osv.dev/vulnerability/DEBIAN-CVE-2026-48845 · Vendor Advisory
• https://bdu.fstec.ru/vul/2026-07445 · Security Note
• https://osv.dev/vulnerability/CVE-2026-48845 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-48845 · Security Note
• https://ubuntu.com/security/CVE-2026-48845 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2026-48845 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2026-48845 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2026:10869-1 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2026-48845 · Security Note
• https://github.com/roundcube/roundcubemail/releases/tag/1.6.16 · Note
• https://github.com/roundcube/roundcubemail/releases/tag/1.7.1 · Note
• https://github.com/roundcube/roundcubemail/commit/7b52353653a67e6073b97d70eb94047132b78556 · Note
• https://github.com/roundcube/roundcubemail/commit/d82b8c6cd06c378eca6d647ccd548f4ff1c68659 · Note
• https://suse.com/security/cve/CVE-2026-48844 · Note