All vulnerabilities

Servers and applications

CVE-2026-114725

Roundcube Webmail before 1.6.20 and 1.7.x before 1.7.5 is affected by a mail header injection vulnerability. rcmail_sendmail stripped newline characters only from the Subject and Organization headers, leaving other header values taken from request parameters unsanitized, so a remote authenticated attacker could inject arbitrary headers into an outgoing message via the References, In-Reply-To,…

Severity
Medium 5.0
Published
22 Oct 2026
Last changed
29 Oct 2026
Added to UpHeron
1 Nov 2026
Fixed in
1.6.20, 1.7.5
Sources
NVD

Affected software

SoftwareAffected versions
RoundcubeServers and applications · cpe:a:roundcube:webmail
  • From 1.6.0 before 1.6.20
  • From 1.7.0 before 1.7.5

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2026-114725
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2026-114725