01 Record
CVE-2026-114726
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
MediumPUBLISHEDCNA: mitre
CNA base score5.8 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N
02 Description
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
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- Not scored by EPSS
- EPSS percentile
- Not scored by EPSS
- NVD base score
- 5.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N
- NVD analysis status
- Received. NVD last modified this record on 2026-10-22.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2026-10-22 01:55Z2 HR AGO
- Last updated
- 2026-10-22 01:55Z2 HR AGO
- Reserved
- 2026-10-22
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 5.8)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N
- Weaknesses
- CWE-99Improper Control of Resource Identifiers ('Resource Injection')Class
- Data version
- 5.2
- Document digest
- 3574ffd5b46a6ca58288d94f05c3f9203dbe3fd9f11cace9e7354ac4a1ba6c8e
05 Affected products
VendorProductVersionsPlatforms
06 References
- bugs.debian.orghttps://bugs.debian.org/1151279
- github.comhttps://github.com/roundcube/roundcubemail/commit/d3a35545fdaf72b02a9a4d670064895488e9d9d0
- roundcube.nethttps://roundcube.net/news/2026/10/19/security-updates-1.6.20-and-1.7.5
- github.comhttps://github.com/roundcube/roundcubemail/releases/tag/1.7.5
- github.comhttps://github.com/roundcube/roundcubemail/releases/tag/1.6.20
- github.comhttps://github.com/roundcube/roundcubemail/commit/3a136465c965776a5f636587187626985dae4f3b