CVE-2026-48845

As of 2026-05-27, CVE-2026-48845 is a CVSS 6.5 (MEDIUM-severity) vulnerability. EPSS exploitation probability 0.0%. Threadlinqs Intelligence tracks 1 threat exploiting it.

Last updated: 2026-05-27

In Roundcube Webmail 1.6.x between 1.6.14 and 1.6.16 and 1.7.x before 1.7.1, remote image blocking was not honored for URLs pointing to local/private destinations, which may lead to information disclosure or privilege escalation via a text/html email message.

CVSS v3 vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Weaknesses (CWE)

CWE-669

Threats tracking this CVE

• Roundcube Webmail Pre-Auth SQL Injection in virtuser_query Plugin (CVE-2026-48842) — Patched in 1.6.16 / 1.7.1 Alongside 7 Other Vulnerabilities — HIGH

References

• https://roundcube.net/news/2026/05/24/security-updates-1.6.16-and-1.7.1
• https://github.com/roundcube/roundcubemail/releases/tag/1.7.1
• https://github.com/roundcube/roundcubemail/commit/d82b8c6cd06c378eca6d647ccd548f4ff1c68659
• https://github.com/roundcube/roundcubemail/releases/tag/1.6.16
• https://github.com/roundcube/roundcubemail/commit/7b52353653a67e6073b97d70eb94047132b78556

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Enriched from CVE.org, NVD (this product uses the NVD API but is not endorsed or certified by the NVD), FIRST EPSS, CISA KEV, and GitHub Security Advisories.