CVE-2026-0897
HIGH7.5EPSS 0.04%Keras vulnerable to DoS via Malicious .keras Model (HDF5 Shape Bomb Causes Petabyte Allocation in KerasFileEditor)
Published: 5/6/2026Modified: 5/20/2026
Description
Allocation of Resources Without Limits or Throttling in the HDF5 weight loading component in Google Keras 3.0.0 through 3.13.0 on all platforms allows a remote attacker to cause a Denial of Service (DoS) through memory exhaustion and a crash of the Python interpreter via a crafted .keras archive containing a valid model.weights.h5 file whose dataset declares an extremely large shape.
Affected packages (4)
- Debian/kerasfrom 0
- PyPI/keras>= 3.0.0, < 3.12.1
- PyPI/keras>= 3.0.0, < 3.12.1
- PyPI/keras>= 3.0.0, < 3.13.1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N |
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
References (8)
- ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2026-0897
- ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2026-0897
- PATCHhttps://github.com/keras-team/keras
- WEBhttps://github.com/keras-team/keras/commit/7360d4f0d764fbb1fa9c6408fe53da41974dd4f6
- WEBhttps://github.com/keras-team/keras/commit/f704c887bf459b42769bfc8a9182f838009afddb
- WEBhttps://github.com/keras-team/keras/pull/21880
- WEBhttps://github.com/keras-team/keras/pull/22081
- WEBhttps://github.com/keras-team/keras/security/advisories/GHSA-mgx6-5cf9-rr43