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CVE-2025-15366

IMAP command injection in user-controlled commands

Published: Jan 20, 2026Updated: Jan 26, 2026 Sources: CVE List NVD BDUCWE-77
5.5MEDIUM
NVD MITRE
EPSS Score
0.3%
Top 76.8%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

The imaplib module, when passed a user-controlled command, can have additional commands injected using newlines. Mitigation rejects commands containing control characters.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LC:NI:LA:H
Exploitability
AV:NAccess Vector
Network
AC:LAccess Complexity
Low
Impact
C:NConfidentiality
None
I:LIntegrity
L
A:HAvailability
H
Open in CVSS calculator →

Weaknesses

CWE-77

Affected Products

Red Hat Inc.
commercial·USaka red hat
Red Hat Enterprise LinuxOn-premOS
Operating Systems / linux-distro
OpenShift Dev SpacesOn-prem
Operating Systems / linux-distro
OpenShift AIOn-prem
Operating Systems / linux-distro
Red Hat Ceph StorageOn-prem
Operating Systems / linux-distro
Red Hat Enterprise Linux AIOn-prem
Operating Systems / linux-distro
Red Hat Update InfrastructureOn-prem
Operating Systems / linux-distro
Python Software Foundation
oss-project·USaka psf
CPython
OSS Libraries
PythonLibraryLibrary
OSS Libraries
АО «СберТех»
commercial·RUaka сбертех, ao sbertech
Platform V SberLinux OS ServerOn-premOS
Operating Systems / linux-distro

Exploitability

Official Patch Available
Scannable·OpenVAS
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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

1 technique
Execution
View detailed technique mapping

References

https://github.com/python/cpython/commit/6262704b134db2a4ba12e85ecfbd968534f28b45
github.com
https://github.com/python/cpython/issues/143921
github.com
https://github.com/python/cpython/pull/143922
github.com
and 3 more references View all →
News mentions
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