
CVE catalog
CVE-2026-114726
roundcube: CVE-2026-114726
- Severity
- Medium · CVSS 5.8
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.33% · Oct 25, 2026
Roundcube Webmail before 1.6.20 and 1.7.x before 1.7.5 is affected by a mail header injection vulnerability in the Bounce (resend) action. rcube_mime::decode_address_list() did not strip control characters from the decoded display name, so a received message whose From display-name carries CRLF sequences in an encoded word could inject arbitrary headers into the message emitted when the user bounces it. Upstream fixed this in the commit “Fix mail header injection via the From display-name in the Bounce (resend) action”.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | roundcube | sid | 1.6.20+dfsg-1 | fixed |
| Debian | roundcube | forky | 1.6.20+dfsg-1 | fixed |
| Debian | roundcube | trixie | 1.6.18+dfsg-0+deb13u1 | vulnerable |
| Debian | roundcube | trixie-security | 1.6.20+dfsg-0+deb13u1 | fixed |
| Debian | roundcube | bookworm | 1.6.5+dfsg-1+deb12u9 | vulnerable |
| Debian | roundcube | bookworm-security | 1.6.5+dfsg-1+deb12u12 | vulnerable |
| Ubuntu | roundcube | pro | 1.6.11+dfsg-1 | vulnerable |
| Ubuntu | roundcube | pro | 1.6.11+dfsg-1ubuntu0.26.04.1~esm1 | vulnerable |
| Ubuntu | roundcube | 26.10 | 1.6.11+dfsg-1 | vulnerable |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | roundcube | source | sid | 1.6.20+dfsg-1 | not yet assigned | Not reported | [1151279] |
| Debian | roundcube | source | forky | 1.6.20+dfsg-1 | not yet assigned | Not reported | [1151279] |
| Debian | roundcube | source | trixie | 1.6.20+dfsg-0+deb13u1 | not yet assigned | Not reported | [1151279] |
| Debian | roundcube | source | bookworm | (unfixed) | not yet assigned | Not reported | [1151279] |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [roundcube]Affected
Details (4)
1.6.5+dfsg-1+deb12u9· all · bookwormAffected
dsa · roundcube · debian · bookworm; dsa · roundcube · debian · 12
1.6.5+dfsg-1+deb12u9· all · bookwormAffected
dsa · roundcube · debian · bookworm; dsa · roundcube · debian · 12
1.6.5+dfsg-1+deb12u11· all · bookworm-securityAffected
dsa · roundcube · debian · bookworm; dsa · roundcube · debian · 12
1.6.5+dfsg-1+deb12u11· all · bookworm-securityAffected
dsa · roundcube · debian · bookworm; dsa · roundcube · debian · 12
- [roundcube-core]Affected
Source package: [roundcube]
Details (4)
1.6.5+dfsg-1+deb12u9· all · bookwormAffected
dsa · roundcube · debian · bookworm; dsa · roundcube · debian · 12
1.6.5+dfsg-1+deb12u9· all · bookwormAffected
dsa · roundcube · debian · bookworm; dsa · roundcube · debian · 12
1.6.5+dfsg-1+deb12u11· all · bookworm-securityAffected
dsa · roundcube · debian · bookworm; dsa · roundcube · debian · 12
1.6.5+dfsg-1+deb12u11· all · bookworm-securityAffected
dsa · roundcube · debian · bookworm; dsa · roundcube · debian · 12
- [roundcube-mysql]Affected
Source package: [roundcube]
Details (4)
1.6.5+dfsg-1+deb12u9· all · bookwormAffected
dsa · roundcube · debian · bookworm; dsa · roundcube · debian · 12
1.6.5+dfsg-1+deb12u9· all · bookwormAffected
dsa · roundcube · debian · bookworm; dsa · roundcube · debian · 12
1.6.5+dfsg-1+deb12u11· all · bookworm-securityAffected
dsa · roundcube · debian · bookworm; dsa · roundcube · debian · 12
1.6.5+dfsg-1+deb12u11· all · bookworm-securityAffected
dsa · roundcube · debian · bookworm; dsa · roundcube · debian · 12
- [roundcube-pgsql]Affected
Source package: [roundcube]
Details (4)
1.6.5+dfsg-1+deb12u9· all · bookwormAffected
dsa · roundcube · debian · bookworm; dsa · roundcube · debian · 12
1.6.5+dfsg-1+deb12u9· all · bookwormAffected
dsa · roundcube · debian · bookworm; dsa · roundcube · debian · 12
1.6.5+dfsg-1+deb12u11· all · bookworm-securityAffected
dsa · roundcube · debian · bookworm; dsa · roundcube · debian · 12
1.6.5+dfsg-1+deb12u11· all · bookworm-securityAffected
dsa · roundcube · debian · bookworm; dsa · roundcube · debian · 12
- [roundcube-plugins]Affected
Source package: [roundcube]
Details (4)
1.6.5+dfsg-1+deb12u9· all · bookwormAffected
dsa · roundcube · debian · bookworm; dsa · roundcube · debian · 12
1.6.5+dfsg-1+deb12u9· all · bookwormAffected
dsa · roundcube · debian · bookworm; dsa · roundcube · debian · 12
1.6.5+dfsg-1+deb12u11· all · bookworm-securityAffected
dsa · roundcube · debian · bookworm; dsa · roundcube · debian · 12
1.6.5+dfsg-1+deb12u11· all · bookworm-securityAffected
dsa · roundcube · debian · bookworm; dsa · roundcube · debian · 12
- [roundcube-sqlite3]Affected
Source package: [roundcube]
Details (4)
1.6.5+dfsg-1+deb12u9· all · bookwormAffected
dsa · roundcube · debian · bookworm; dsa · roundcube · debian · 12
1.6.5+dfsg-1+deb12u9· all · bookwormAffected
dsa · roundcube · debian · bookworm; dsa · roundcube · debian · 12
1.6.5+dfsg-1+deb12u11· all · bookworm-securityAffected
dsa · roundcube · debian · bookworm; dsa · roundcube · debian · 12
1.6.5+dfsg-1+deb12u11· all · bookworm-securityAffected
dsa · roundcube · debian · bookworm; dsa · roundcube · debian · 12
[Debian 13 (Trixie)]
- [roundcube]Affected
Details (7)
1.6.16+dfsg-0+deb13u1· all · trixieAffected · Fixed:
1.6.20+dfsg-0+deb13u1dsa · roundcube · debian · 13
1.6.16+dfsg-0+deb13u1· all · trixieAffected · Fixed:
1.6.20+dfsg-0+deb13u1dsa · roundcube · debian · 13
1.6.17+dfsg-0+deb13u1· all · trixie-security · Historical versionAffected · Fixed:
1.6.20+dfsg-0+deb13u1dsa · roundcube · debian · 13
1.6.18+dfsg-0+deb13u1· all · trixie-security · Historical versionAffected · Fixed:
1.6.20+dfsg-0+deb13u1dsa · roundcube · debian · 13
1.6.18+dfsg-0+deb13u1· all · trixie-securityAffected · Fixed:
1.6.20+dfsg-0+deb13u1dsa · roundcube · debian · 13
1.6.19+dfsg-0+deb13u1· all · trixie-security · Historical versionAffected · Fixed:
1.6.20+dfsg-0+deb13u1dsa · roundcube · debian · 13
1.6.20+dfsg-0+deb13u1· all · trixie-securityFixed · Fixed:
1.6.20+dfsg-0+deb13u1dsa · roundcube · debian · 13
- [roundcube-core]Affected
Source package: [roundcube]
Details (7)
1.6.16+dfsg-0+deb13u1· all · trixieAffected · Fixed:
1.6.20+dfsg-0+deb13u1dsa · roundcube · debian · 13
1.6.16+dfsg-0+deb13u1· all · trixieAffected · Fixed:
1.6.20+dfsg-0+deb13u1dsa · roundcube · debian · 13
1.6.17+dfsg-0+deb13u1· all · trixie-security · Historical versionAffected · Fixed:
1.6.20+dfsg-0+deb13u1dsa · roundcube · debian · 13
1.6.18+dfsg-0+deb13u1· all · trixie-security · Historical versionAffected · Fixed:
1.6.20+dfsg-0+deb13u1dsa · roundcube · debian · 13
1.6.18+dfsg-0+deb13u1· all · trixie-securityAffected · Fixed:
1.6.20+dfsg-0+deb13u1dsa · roundcube · debian · 13
1.6.19+dfsg-0+deb13u1· all · trixie-security · Historical versionAffected · Fixed:
1.6.20+dfsg-0+deb13u1dsa · roundcube · debian · 13
1.6.20+dfsg-0+deb13u1· all · trixie-securityFixed · Fixed:
1.6.20+dfsg-0+deb13u1dsa · roundcube · debian · 13
- [roundcube-mysql]Affected
Source package: [roundcube]
Details (7)
1.6.16+dfsg-0+deb13u1· all · trixieAffected · Fixed:
1.6.20+dfsg-0+deb13u1dsa · roundcube · debian · 13
1.6.16+dfsg-0+deb13u1· all · trixieAffected · Fixed:
1.6.20+dfsg-0+deb13u1dsa · roundcube · debian · 13
1.6.17+dfsg-0+deb13u1· all · trixie-security · Historical versionAffected · Fixed:
1.6.20+dfsg-0+deb13u1dsa · roundcube · debian · 13
1.6.18+dfsg-0+deb13u1· all · trixie-security · Historical versionAffected · Fixed:
1.6.20+dfsg-0+deb13u1dsa · roundcube · debian · 13
1.6.18+dfsg-0+deb13u1· all · trixie-securityAffected · Fixed:
1.6.20+dfsg-0+deb13u1dsa · roundcube · debian · 13
1.6.19+dfsg-0+deb13u1· all · trixie-security · Historical versionAffected · Fixed:
1.6.20+dfsg-0+deb13u1dsa · roundcube · debian · 13
1.6.20+dfsg-0+deb13u1· all · trixie-securityFixed · Fixed:
1.6.20+dfsg-0+deb13u1dsa · roundcube · debian · 13
- [roundcube-pgsql]Affected
Source package: [roundcube]
Details (7)
1.6.16+dfsg-0+deb13u1· all · trixieAffected · Fixed:
1.6.20+dfsg-0+deb13u1dsa · roundcube · debian · 13
1.6.16+dfsg-0+deb13u1· all · trixieAffected · Fixed:
1.6.20+dfsg-0+deb13u1dsa · roundcube · debian · 13
1.6.17+dfsg-0+deb13u1· all · trixie-security · Historical versionAffected · Fixed:
1.6.20+dfsg-0+deb13u1dsa · roundcube · debian · 13
1.6.18+dfsg-0+deb13u1· all · trixie-securityAffected · Fixed:
1.6.20+dfsg-0+deb13u1dsa · roundcube · debian · 13
1.6.18+dfsg-0+deb13u1· all · trixie-security · Historical versionAffected · Fixed:
1.6.20+dfsg-0+deb13u1dsa · roundcube · debian · 13
1.6.19+dfsg-0+deb13u1· all · trixie-security · Historical versionAffected · Fixed:
1.6.20+dfsg-0+deb13u1dsa · roundcube · debian · 13
1.6.20+dfsg-0+deb13u1· all · trixie-securityFixed · Fixed:
1.6.20+dfsg-0+deb13u1dsa · roundcube · debian · 13
- [roundcube-plugins]Affected
Source package: [roundcube]
Details (7)
1.6.16+dfsg-0+deb13u1· all · trixieAffected · Fixed:
1.6.20+dfsg-0+deb13u1dsa · roundcube · debian · 13
1.6.16+dfsg-0+deb13u1· all · trixieAffected · Fixed:
1.6.20+dfsg-0+deb13u1dsa · roundcube · debian · 13
1.6.17+dfsg-0+deb13u1· all · trixie-security · Historical versionAffected · Fixed:
1.6.20+dfsg-0+deb13u1dsa · roundcube · debian · 13
1.6.18+dfsg-0+deb13u1· all · trixie-security · Historical versionAffected · Fixed:
1.6.20+dfsg-0+deb13u1dsa · roundcube · debian · 13
1.6.18+dfsg-0+deb13u1· all · trixie-securityAffected · Fixed:
1.6.20+dfsg-0+deb13u1dsa · roundcube · debian · 13
1.6.19+dfsg-0+deb13u1· all · trixie-security · Historical versionAffected · Fixed:
1.6.20+dfsg-0+deb13u1dsa · roundcube · debian · 13
1.6.20+dfsg-0+deb13u1· all · trixie-securityFixed · Fixed:
1.6.20+dfsg-0+deb13u1dsa · roundcube · debian · 13
- [roundcube-sqlite3]Affected
Source package: [roundcube]
Details (7)
1.6.16+dfsg-0+deb13u1· all · trixieAffected · Fixed:
1.6.20+dfsg-0+deb13u1dsa · roundcube · debian · 13
1.6.16+dfsg-0+deb13u1· all · trixieAffected · Fixed:
1.6.20+dfsg-0+deb13u1dsa · roundcube · debian · 13
1.6.17+dfsg-0+deb13u1· all · trixie-security · Historical versionAffected · Fixed:
1.6.20+dfsg-0+deb13u1dsa · roundcube · debian · 13
1.6.18+dfsg-0+deb13u1· all · trixie-security · Historical versionAffected · Fixed:
1.6.20+dfsg-0+deb13u1dsa · roundcube · debian · 13
1.6.18+dfsg-0+deb13u1· all · trixie-securityAffected · Fixed:
1.6.20+dfsg-0+deb13u1dsa · roundcube · debian · 13
1.6.19+dfsg-0+deb13u1· all · trixie-security · Historical versionAffected · Fixed:
1.6.20+dfsg-0+deb13u1dsa · roundcube · debian · 13
1.6.20+dfsg-0+deb13u1· all · trixie-securityFixed · Fixed:
1.6.20+dfsg-0+deb13u1dsa · roundcube · debian · 13
Observed:
References
- [https://nvd.nist.gov/vuln/detail/CVE-2026-114726]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2026-114726]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2026-114726]
- [https://security-tracker.debian.org/tracker/CVE-2026-114726]
[Debian Security Tracker] · [FIRST EPSS] · [National Vulnerability Database (NVD)] · [OSV Package Vulnerability Database]