CVE-2025-11157: feast-dev/feast · Deserialization of Untrusted Data
Affects feast-dev/feastSource CVE Database V5
Not known to be exploited · CVSS 7.8 High.
Data as of 26 Oct 2026, 14:05 UTC
- EPSS
- 0.2% chance of exploitation in 30 days – higher than 22% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitation evidence
Disclosed: evidence found.
CVE published 1 Jan 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
PyPIfeastpkg:pypi/feastOther threats | Affected
| Fixed in– |
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
The Red Hat advisories acknowledge the vulnerability but do not explicitly state a fixed version or patch availability. Until a patch is released, restrict access to the YAML configuration files to trusted users only and avoid running feast-dev/feast version 0.53.0 in untrusted environments. Monitor vendor channels for updates and apply official fixes once available.
Description
A high-severity remote code execution vulnerability exists in feast-dev/feast version 0.53.0, specifically in the Kubernetes materializer job located at `feast/sdk/python/feast/infra/compute_engines/kubernetes/main.py`. The vulnerability arises from the use of `yaml.load(..., Loader=yaml.Loader)` to deserialize `/var/feast/feature_store.yaml` and `/var/feast/materialization_config.yaml`. This method allows for the instantiation of arbitrary Python objects, enabling an attacker with the ability to modify these YAML files to execute OS commands on the worker pod. This vulnerability can be exploited before the configuration is validated, potentially leading to cluster takeover, data poisoning, and supply-chain sabotage.
References
- huntr.com/bounties/46d4d585-b968-4a76-80ce-872bc5525564 (opens in a new tab)
- github.com/feast-dev/feast/commit/b2e37ff37953b68ae833f6874ab5bc510a4ca5fb (opens in a new tab)
- access.redhat.com/security/cve/CVE-2025-11157 (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2426574 (opens in a new tab)
- security.access.redhat.com/data/csaf/v2/vex/2025/cve-2025-11157.json (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:10184 (opens in a new tab)