CVE-2026-44916 json
In OpenStack Ironic before 35.0.2 (in a certain non-default configuration), instance_info['ks_template'] is rendered without sandboxing.
published 2026-05-08 6 mo ago modified 2026-10-26 13 d ago also EUVD-2026-28531
- cvss
- 3.0
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.3%
- EPSS 0.3% chance of exploitation in 30 days, percentile 27%
- public exploits
- 0
- none known
Summary
In OpenStack Ironic before 35.0.2 (in a certain non-default configuration), instance_info['ks_template'] is rendered without sandboxing.
Patch / fix
- OpenStack Ironic 26.1.7, 29.0.6, 32.0.2, 35.0.2
- ironic Debian 12 1:21.1.0-3+deb12u1
- ironic Debian 13 1:29.0.5-0+deb13u1
- ironic Debian 14 1:35.0.1-2
debian advisories DEBIAN-CVE-2026-44916
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 6 mo ago
Exploit prediction
0.34% chance of exploitation in the next 30 days, higher than 27% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 3.0 | CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:N/A:N |
Affected products
- OpenStack Ironic
Classification
- Weakness
-
- CWE-1336 Improper Neutralization of Special Elements Used in a Template Engine
References
-
security.openstack.org
/ossa/OSSA-2026-012.html
patch, vendor-advisory
-
openwall.com
/lists/oss-security/2026/05/11/7
mailing-list, patch, third-party-advisory
-
bugs.launchpad.net
/ironic/+bug/2148307
issue-tracking, mitigation, third-party-advisory
Sources
- CVE List CVE-2026-44916
- NVD CVE-2026-44916
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.