CVE-2026-112300

A vulnerability was identified in DiffSK configobj up to 5.0.9. Affected by this vulnerability is the function _sectionmarker of the file configobj/__init__.py. The manipulation leads to inefficient regular expression complexity. Remote exploitation of the attack is possible. The project was informed of the problem early through an issue report but has not responded yet.

CVSS v3 5.3 MEDIUM
CVSS v2.0 5.0 MEDIUM

5.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:N/I:N/A:P

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://github.com/DiffSK/configobj/
https://github.com/DiffSK/configobj/issues/281
https://vuldb.com/cve/CVE-2026-112300
https://vuldb.com/submit/989395
https://vuldb.com/vuln/422346
https://vuldb.com/vuln/422346/cti

Configurations

No configuration.

History

19 Oct 2026, 21:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-10-19 21:17

Updated : 2026-10-20 19:27

NVD link : CVE-2026-112300

Mitre link : CVE-2026-112300

CVE.ORG link : CVE-2026-112300

JSON object : View

Products Affected

No product.

CWE

CWE-400

Uncontrolled Resource Consumption

CWE-1333

Inefficient Regular Expression Complexity

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