SUSE · Security update for roundcubemail
Affects SUSESource GCVE Database
Exploited in the wild · KEV due 13 Mar 2026 · public exploit available (Metasploit, Exploit-DB) · 99% EPSS : upgrade SUSE roundcubemail to 1.6.11 or 1.5.10 now.
Data as of 31 Oct 2026, 20:20 UTC
- KEV deadline
- US federal agencies must patch by this date; a sensible deadline for everyone else. Other KEV due dates
- EPSS
- 99.4% chance of exploitation in 30 days – higher than 99% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 1.6.11, 1.5.10
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:HExploitation evidence
t = 0 is the CVE’s publication on cve.org
Disclosed: evidence found.
CVE published 2 Jun 2025
Detectable: evidence found.
Weaponized: evidence found.
1 Metasploit module · 1 Exploit-DB entry, 11 days after disclosure
Exploited in the wildExploited: evidence found.
Listed in CISA KEV 263 days after disclosure
Observed by OffSeq MirageSeen by Mirage: evidence found.
3 exposed hosts found; no attack traffic recorded
Timeline
CVE published
on cve.org
, t = 0
In Threat Radar
record ingested
, the same day as disclosure
First Exploit-DB entry (opens in a new tab)
Roundcube 1.6.10 - Remote Code Execution (RCE)
, 11 days after disclosure
Added to CISA KEV (opens in a new tab)
exploitation confirmed
, 263 days after disclosure
KEV remediation due
US federal deadline
, 284 days after disclosure
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), CISA KEV (opens in a new tab), OffSeq Mirage (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 31 Oct 2026.
What to do
Upgrade roundcube/roundcubemail to 1.6.11 or 1.5.10.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
GitHubroundcube/roundcubemailpkg:github/roundcube/roundcubemailOther threats | Affected
| Fixed in
|
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
Description
Multiple security vulnerabilities in Roundcube Webmail versions 1.6.x have been fixed in updates 1.6.18 through 1.6.20. These include fixes for IMAP command injection, SSRF filter bypasses, remote content blocking bypasses, mail header injection, session object injection, XSS issues, CSRF validation bypass, and other security flaws. The updates are considered stable and recommended for all productive installations.
References
- suse.com/support/security/rating/ (opens in a new tab)
- ftp.suse.com/pub/projects/security/csaf/opensuse-su-2026_22195-1.json (opens in a new tab)
- bugzilla.suse.com/1243915 (opens in a new tab)
- bugzilla.suse.com/1271471 (opens in a new tab)
- bugzilla.suse.com/1271472 (opens in a new tab)
- bugzilla.suse.com/1271474 (opens in a new tab)
- bugzilla.suse.com/1271475 (opens in a new tab)
- bugzilla.suse.com/1271476 (opens in a new tab)
- bugzilla.suse.com/1271477 (opens in a new tab)
- bugzilla.suse.com/1275317 (opens in a new tab)
- bugzilla.suse.com/1275318 (opens in a new tab)
- bugzilla.suse.com/1275319 (opens in a new tab)
- bugzilla.suse.com/1275320 (opens in a new tab)
- bugzilla.suse.com/1275321 (opens in a new tab)
- bugzilla.suse.com/1275322 (opens in a new tab)
- bugzilla.suse.com/1275323 (opens in a new tab)
- bugzilla.suse.com/1275324 (opens in a new tab)
- bugzilla.suse.com/1275325 (opens in a new tab)
- bugzilla.suse.com/1275445 (opens in a new tab)
- bugzilla.suse.com/1275552 (opens in a new tab)