CRITICAL9.8

PYSEC-2026-315

Cobbler Improper Validation of Security Tokens

Quick fix

PYSEC-2026-315 — cobbler: upgrade to the fixed version with the command below.

pip install --upgrade 'cobbler>=3.0.0'

Details

Cobbler version Verified as present in Cobbler versions 2.6.11+, but code inspection suggests at least 2.0.0+ or possibly even older versions may be vulnerable contains a Incorrect Access Control vulnerability in XMLRPC API (/cobbler_api) that can result in Privilege escalation, data manipulation or exfiltration, LDAP credential harvesting. This attack appear to be exploitable via "network connectivity". Taking advantage of improper validation of security tokens in API endpoints. Please note this is a different issue than CVE-2018-10931.

Are you affected?

Enter the version of the package you're using.

Affected packages

PyPI/cobbler

Introduced in: 0Fixed in: 3.0.0

Fixpip install --upgrade 'cobbler>=3.0.0'

References

https://nvd.nist.gov/vuln/detail/CVE-2018-1000226[ADVISORY]
https://github.com/cobbler/cobbler/issues/1916[WEB]
https://github.com/cobbler/cobbler[PACKAGE]
https://movermeyer.com/2018-08-02-privilege-escalation-exploits-in-cobblers-api[WEB]
https://pypi.org/project/cobbler[PACKAGE]
https://github.com/advisories/GHSA-f88q-22g8-frcg[ADVISORY]