Threat Intelligence / CVE / CVE-2021-44026
CVE-2021-44026
CISA KEVAs of 2025-11-04, CVE-2021-44026 is a CVSS 9.8 (CRITICAL-severity) vulnerability. CISA KEV-listed (known exploited). EPSS exploitation probability 64.0%. Threadlinqs Intelligence tracks 1 threat exploiting it.
Last updated: 2025-11-04
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.
CVSS v3 vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weaknesses (CWE)
CWE-89
Exploitation status
CISA KEV-listed (known exploited)
Threats tracking this CVE
References
- https://bugs.debian.org/1000156
- https://github.com/roundcube/roundcubemail/commit/c8947ecb762d9e89c2091bda28d49002817263f1
- https://github.com/roundcube/roundcubemail/commit/ee809bde2dcaa04857a919397808a7296681dcfa
- https://lists.debian.org/debian-lts-announce/2021/12/msg00004.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NDVGIZMQJ5IOM47Y3SAAJRN5VPANKTKO/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TP3Y5RXTUUOUODNG7HFEKWYNIPIT2NL4/
- https://www.debian.org/security/2021/dsa-5013
- https://bugs.debian.org/1000156
- https://github.com/roundcube/roundcubemail/commit/c8947ecb762d9e89c2091bda28d49002817263f1
- https://github.com/roundcube/roundcubemail/commit/ee809bde2dcaa04857a919397808a7296681dcfa
Full detection coverage & IOCs for threats exploiting CVE-2021-44026 are available via the Threadlinqs MCP server (Purple tier). View plans →
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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.