CVE-2025-1244

Emacs: shell injection vulnerability in gnu emacs via custom "man" uri scheme

Description

A command injection flaw was found in the text editor Emacs. It could allow a remote, unauthenticated attacker to execute arbitrary shell commands on a vulnerable system. Exploitation is possible by tricking users into visiting a specially crafted website or an HTTP URL with a redirect.

Remediation

Workaround:

  • There is no an existing or known mitigation for this issue without disabling part of the Emacs core functionality. However, by avoiding opening or view untrusted files, websites, HTTP URLs or other URI resources with Emacs would reduce or prevent the risk of performing this attack successfully.

Category

8.8
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.14%
Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com
Affected: Red Hat Red Hat Enterprise Linux 7 Extended Lifecycle Support
Affected: Red Hat Red Hat Enterprise Linux 8
Affected: Red Hat Red Hat Enterprise Linux 8
Affected: Red Hat Red Hat Enterprise Linux 8.2 Advanced Update Support
Affected: Red Hat Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support
Affected: Red Hat Red Hat Enterprise Linux 8.4 Telecommunications Update Service
Affected: Red Hat Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions
Affected: Red Hat Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support
Affected: Red Hat Red Hat Enterprise Linux 8.6 Telecommunications Update Service
Affected: Red Hat Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions
Affected: Red Hat Red Hat Enterprise Linux 8.8 Extended Update Support
Affected: Red Hat Red Hat Enterprise Linux 9
Affected: Red Hat Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions
Affected: Red Hat Red Hat Enterprise Linux 9.2 Extended Update Support
Affected: Red Hat Red Hat Enterprise Linux 9.4 Extended Update Support
Affected: Red Hat Builds for Red Hat OpenShift 1.3.2
Affected: Red Hat Red Hat Enterprise Linux 10
Affected: Red Hat Red Hat Enterprise Linux 6
Published at:
Updated at:

References

Link Tags
https://access.redhat.com/errata/RHSA-2025:1915 vendor advisory
https://access.redhat.com/errata/RHSA-2025:1917 vendor advisory
https://access.redhat.com/errata/RHSA-2025:1961 vendor advisory
https://access.redhat.com/errata/RHSA-2025:1962 vendor advisory
https://access.redhat.com/errata/RHSA-2025:1963 vendor advisory
https://access.redhat.com/errata/RHSA-2025:1964 vendor advisory
https://access.redhat.com/errata/RHSA-2025:2022 vendor advisory
https://access.redhat.com/errata/RHSA-2025:2130 vendor advisory
https://access.redhat.com/errata/RHSA-2025:2157 vendor advisory
https://access.redhat.com/errata/RHSA-2025:2195 vendor advisory
https://access.redhat.com/errata/RHSA-2025:2754 vendor advisory
https://access.redhat.com/security/cve/CVE-2025-1244 vdb entry
https://bugzilla.redhat.com/show_bug.cgi?id=2345150 issue tracking
http://www.openwall.com/lists/oss-security/2025/03/01/2
https://debbugs.gnu.org/cgi/bugreport.cgi?bug=66390
https://git.savannah.gnu.org/cgit/emacs.git/tree/etc/NEWS?h=emacs-30.1

Frequently Asked Questions

What is the severity of CVE-2025-1244?
CVE-2025-1244 has been scored as a high severity vulnerability.
How to fix CVE-2025-1244?
As a workaround for remediating CVE-2025-1244: There is no an existing or known mitigation for this issue without disabling part of the Emacs core functionality. However, by avoiding opening or view untrusted files, websites, HTTP URLs or other URI resources with Emacs would reduce or prevent the risk of performing this attack successfully.
Is CVE-2025-1244 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2025-1244 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-1244?
CVE-2025-1244 affects Red Hat Red Hat Enterprise Linux 7 Extended Lifecycle Support, Red Hat Red Hat Enterprise Linux 8, Red Hat Red Hat Enterprise Linux 8, Red Hat Red Hat Enterprise Linux 8.2 Advanced Update Support, Red Hat Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support, Red Hat Red Hat Enterprise Linux 8.4 Telecommunications Update Service, Red Hat Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions, Red Hat Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support, Red Hat Red Hat Enterprise Linux 8.6 Telecommunications Update Service, Red Hat Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions, Red Hat Red Hat Enterprise Linux 8.8 Extended Update Support, Red Hat Red Hat Enterprise Linux 9, Red Hat Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions, Red Hat Red Hat Enterprise Linux 9.2 Extended Update Support, Red Hat Red Hat Enterprise Linux 9.4 Extended Update Support, Red Hat Builds for Red Hat OpenShift 1.3.2, Red Hat Red Hat Enterprise Linux 10, Red Hat Red Hat Enterprise Linux 6.
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