CVE-2013-5106: A Code Execution vulnerability exists in select.py when using python-mode 2012-12-19.

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HIGH 8.8DOWNGRADE

CVE-2013-5106 is a high-severity flaw (CVSS 8.8) affecting python-mode. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A Code Execution vulnerability exists in select.py when using python-mode 2012-12-19.

Why this priority

High severity
Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	8.8 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	1.7% (top 23%)
CISA exploited list	No
Weakness	CWE-20
Published	2020-02-12
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: python-mode project

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2020-02-12 22:15 UTCPublished CVE record published
2026-06-16 23:58 UTCUpdated Record last modified

python-mode project python-mode DOWNGRADE

Affected: 2012-12-19

Fixed in: no fixed release known

Safe to downgrade to: a release before 2012-12-19

1. Check installed version

apt-cache policy python-mode || rpm -q python-mode || python-mode --version

2. No fixed release: DOWNGRADE to a release before 2012-12-19 (Debian / Ubuntu)

apt-cache madison python-mode sudo apt install python-mode=<VERSION_BEFORE_2012-12-19> sudo apt-mark hold python-mode

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list python-mode sudo dnf downgrade python-mode-<VERSION_BEFORE_2012-12-19> sudo dnf versionlock add python-mode

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2013-5106?

python-mode: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2013-5106 being exploited?

CVE-2013-5106 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2013-5106 affect?

CVE-2013-5106 affects python-mode. Severity is high (CVSS 8.8). A Code Execution vulnerability exists in select.py when using python-mode 2012-12-19.

How urgent is CVE-2013-5106?

Priority 55/100. High severity; Public exploit reference

Software pages

Python vulnerabilities

References

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