CVE catalog

CVE-2015-9097

ruby-mail: CVE-2015-9097

Severity: Medium
Published: Dec 11, 2015, 12:00:00 AM UTC
Source: [NVD] · [CVE record]
EPSS: 3.40% · Oct 25, 2026

The mail gem before 2.5.5 for Ruby (aka A Really Ruby Mail Library) is vulnerable to SMTP command injection via CRLF sequences in a RCPT TO or MAIL FROM command, as demonstrated by CRLF sequences immediately before and after a DATA substring.

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	ruby-mail	sid	`2.9.1-1`	fixed
Debian	ruby-mail	forky	`2.9.1-1`	fixed
Debian	ruby-mail	trixie	`2.8.1+dfsg1-2`	fixed
Debian	ruby-mail	bookworm	`2.7.1+dfsg1-2`	fixed

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	ruby-mail	source	sid	`2.6.1+dfsg1-1`	not yet assigned	Not reported	Not reported
Debian	ruby-mail	source	forky	`2.6.1+dfsg1-1`	not yet assigned	Not reported	Not reported
Debian	ruby-mail	source	trixie	`2.6.1+dfsg1-1`	not yet assigned	Not reported	Not reported
Debian	ruby-mail	source	bookworm	`2.6.1+dfsg1-1`	not yet assigned	Not reported	Not reported

OpenFactory catalog packages

[Debian 12 (Bookworm)]

[ruby-mail]Fixed
Details (2)
- 2.7.1+dfsg1-2 · all · bookworm
  Fixed · Fixed: 2.6.1+dfsg1-1
  dsa · ruby-mail · debian · bookworm; dsa · ruby-mail · debian · 12
- 2.7.1+dfsg1-2 · all · bookworm
  Fixed · Fixed: 2.6.1+dfsg1-1
  dsa · ruby-mail · debian · bookworm; dsa · ruby-mail · debian · 12

[Debian 13 (Trixie)]

[ruby-mail]Fixed
Details (2)
- 2.8.1+dfsg1-2 · all · trixie
  Fixed · Fixed: 2.6.1+dfsg1-1
  dsa · ruby-mail · debian · 13
- 2.8.1+dfsg1-2 · all · trixie
  Fixed · Fixed: 2.6.1+dfsg1-1
  dsa · ruby-mail · debian · 13

Observed: Oct 23, 2026, 5:18:24 PM UTC

References

[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX]