Description
Improper neutralization of CRLF sequences in IMAP command construction in psyb0t/docker-mailbox before 0.4.13 allows a remote unauthenticated attacker, when bearer-token authentication is not configured, to inject additional IMAP commands into an authenticated upstream mailbox connection via crafted folder, UID, or search values.
Published: 2026-09-29
Score: 9.4 Critical
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

Vendor Solution

Upgrade to version 0.4.13 or later.

Tracking

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Advisories

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History

Tue, 29 Sep 2026 15:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Tue, 29 Sep 2026 13:15:00 +0000

Type Values Removed Values Added
Description Improper neutralization of CRLF sequences in IMAP command construction in psyb0t/docker-mailbox before 0.4.13 allows a remote unauthenticated attacker, when bearer-token authentication is not configured, to inject additional IMAP commands into an authenticated upstream mailbox connection via crafted folder, UID, or search values.
Title Improper Neutralization of CRLF Sequences ('CRLF Injection') in docker-mailbox
Weaknesses CWE-93
References
Metrics cvssV3_1

{'score': 9.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H'}

Subscriptions

No data.

cve-icon MITRE

Status: PUBLISHED

Assigner: GitLab

Published:

Updated: 2026-09-29T14:35:12.368Z

Reserved: 2026-08-31T14:31:02.749Z

Link: CVE-2026-82973

cve-icon Vulnrichment

Updated: 2026-09-29T14:35:08.219Z

cve-icon NVD

Status : Received

Published: 2026-09-29T13:17:52.963

Modified: 2026-09-29T15:17:30.067

Link: CVE-2026-82973

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-29T18:30:11Z

Weaknesses