CVE-2018-1000226: cobblerd cobbler
Vulnerability summary
CVE-2018-1000226 is a critical (CVSS 9.8) vulnerability in cobblerd cobbler. EPSS estimates a 12.58% chance of exploitation in the next 30 days, higher than 96.2% of scored vulnerabilities.
Severe, CVSS 9.8 (NVD); no exploitation reported by the 5 checked sources; EPSS 13% (FIRST, 03-11-2026)
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 8 · Related 8Timeline
- 20-08-2018PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
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.
CVSS metrics
4 scores · 3 sources · 2 versions- OSV · PypiEcosystem advisory · calculated9.8CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- OSV · UbuntuEcosystem advisory · calculated9.8CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS trend
Probability
12.58%
Chance of exploitation in the next 30 days
Percentile
96%
Versus all other CVEs
30-day change
No change 0.00 pp
From 12.58% on 04-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Known conditions: network-reachable, no authentication, no user interaction (CVSS vector). Other conditions: not stated in public data.
Cobblerd1 product
- cobbler≥ 2.0.0 (No fix recorded)
PyPI1 product
- cobbler< 3.0.0
Ubuntu1 product
- cobbler< 2.4.1-0ubuntu2+esm1
3 vendors · 3 products
References
11 links- movermeyer.com/2018-08-02-privilege-escalation-exploits-in-cobblers-api/X Refsource MISCThird Party AdvisoryREPORT
- github.com/cobbler/cobblerPACKAGE