CVE-2021-44026

critical

Description

Roundcube before 1.3.17 and 1.4.x before 1.4.12 is prone to a potential SQL injection via search or search_params.

References

https://www.debian.org/security/2021/dsa-5013

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TP3Y5RXTUUOUODNG7HFEKWYNIPIT2NL4/

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NDVGIZMQJ5IOM47Y3SAAJRN5VPANKTKO/

https://lists.debian.org/debian-lts-announce/2021/12/msg00004.html

https://www.bleepingcomputer.com/news/security/hacker-steals-1-million-cockli-user-records-in-webmail-data-breach/

https://www.infosecurity-magazine.com/news/western-logistics-tech-firms/

https://www.theregister.com/2025/05/21/russias_fancy_bear_alert/

https://www.cisa.gov/news-events/cybersecurity-advisories/aa25-141a

https://www.bleepingcomputer.com/news/security/russian-hackers-breach-orgs-to-track-aid-routes-to-ukraine/

https://thehackernews.com/2025/05/russian-hackers-exploit-email-and-vpn.html

https://thehackernews.com/2025/05/russia-linked-apt28-exploited-mdaemon.html

https://www.helpnetsecurity.com/2024/08/07/cve-2024-42009-cve-2024-42008/

https://securityaffairs.com/155420/apt/apt8-exploited-outlook-0day-target-nato.html

https://www.bleepingcomputer.com/news/security/france-says-russian-state-hackers-breached-numerous-critical-networks/

https://github.com/phongptn93/CVE-analysis

https://github.com/skyllpro/CVE-2021-44026-PoC

https://github.com/pentesttoolscom/roundcube-cve-2021-44026

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-44026

https://github.com/roundcube/roundcubemail/commit/ee809bde2dcaa04857a919397808a7296681dcfa

https://github.com/roundcube/roundcubemail/commit/c8947ecb762d9e89c2091bda28d49002817263f1

https://bugs.debian.org/1000156

Details

Source: Mitre, NVD

Published: 2021-11-19

Updated: 2026-06-17

Known Exploited Vulnerability (KEV)

Risk Information

CVSS v2

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Severity: High

CVSS v3

Base Score: 9.8

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical

EPSS

EPSS: 0.41856