Vulnerability · NVD

CVE-2026-0864

CVE-2026-0864, medium severity (CVSS 5.5): 3 tracked apps concerned, 1 still exposed on its current version.

Severity (CVSS): 5.5
Exploitation: 0.2 %
Tracked apps: 3
Still exposed: 1

Published on 2026-06-23

When using the "configparser" module to write configuration files
containing multi-line text values with carriage return characters (\r) the
resulting file could be injected with unexpected keys and values if the
attacker controls the written value.

Attack vector : Local No user interaction

Show raw CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

EPSS 0.18% exploit very unlikely percentile 7.2%

Tracked apps referencing this CVE

For each app: the affected range, the fixing version, and where the tracked app stands today.

Python 3.12 Windows winget:Python.Python.3.12

Affected ≥3.12.0 <3.12.14 Fixed in 3.12.14 Latest tracked 3.12.10 still vulnerable

Observed affected builds (11)

3.12.10 3.12.9 3.12.8 3.12.7 3.12.6 3.12.5 3.12.4 3.12.3 3.12.2 3.12.1 3.12.0
Python 3.13 Windows winget:Python.Python.3.13

Affected ≥3.13.0 <3.13.15 Fixed in 3.13.15 Latest tracked 3.13.15 patched

Observed affected builds (15)

3.13.14 3.13.13 3.13.12 3.13.11 3.13.10 3.13.9 3.13.8 3.13.7 3.13.6 3.13.5 3.13.4 3.13.3 3.13.2 3.13.1 3.13.0
Python 3.14 Windows winget:Python.Python.3.14

Affected ≥3.14.0 <3.14.7 Fixed in 3.14.7 Latest tracked 3.14.7 patched

Observed affected builds (7)

3.14.6 3.14.5 3.14.4 3.14.3 3.14.2 3.14.1 3.14.0

Vulnerable CPE configurations (16)

Vendor	Product	Platform	Versions	CPE 2.3 URI
python	python All platforms (wildcard)	All platforms (wildcard)	<3.10.21	cpe:2.3:a:python:python::::::::
python	python All platforms (wildcard)	All platforms (wildcard)	≥3.11.0 <3.11.16	cpe:2.3:a:python:python::::::::
python	python All platforms (wildcard)	All platforms (wildcard)	≥3.12.0 <3.12.14	cpe:2.3:a:python:python::::::::
python	python All platforms (wildcard)	All platforms (wildcard)	≥3.13.0 <3.13.15	cpe:2.3:a:python:python::::::::
python	python All platforms (wildcard)	All platforms (wildcard)	≥3.14.0 <3.14.7	cpe:2.3:a:python:python::::::::
python	python All platforms (wildcard)	All platforms (wildcard)	-	cpe:2.3:a:python:python:3.15.0:alpha1::::::
python	python All platforms (wildcard)	All platforms (wildcard)	-	cpe:2.3:a:python:python:3.15.0:alpha2::::::
python	python All platforms (wildcard)	All platforms (wildcard)	-	cpe:2.3:a:python:python:3.15.0:alpha3::::::
python	python All platforms (wildcard)	All platforms (wildcard)	-	cpe:2.3:a:python:python:3.15.0:alpha4::::::
python	python All platforms (wildcard)	All platforms (wildcard)	-	cpe:2.3:a:python:python:3.15.0:alpha5::::::
python	python All platforms (wildcard)	All platforms (wildcard)	-	cpe:2.3:a:python:python:3.15.0:alpha6::::::
python	python All platforms (wildcard)	All platforms (wildcard)	-	cpe:2.3:a:python:python:3.15.0:alpha7::::::
python	python All platforms (wildcard)	All platforms (wildcard)	-	cpe:2.3:a:python:python:3.15.0:alpha8::::::
python	python All platforms (wildcard)	All platforms (wildcard)	-	cpe:2.3:a:python:python:3.15.0:beta1::::::
python	python All platforms (wildcard)	All platforms (wildcard)	-	cpe:2.3:a:python:python:3.15.0:beta2::::::
python	python All platforms (wildcard)	All platforms (wildcard)	-	cpe:2.3:a:python:python:3.15.0:beta3::::::

View on NVD ↗ Advisory · mail.python.org Advisory · github.com

Manage your fleet with Appaloosa

Appaloosa pushes OS updates, apps and policies to your Windows, macOS, iOS and Android devices from one console.

Discover Appaloosa MDM