How many CVEs have patched save_optimizer_weights_to_hdf5_group?

3 published CVEs changed save_optimizer_weights_to_hdf5_group in keras-team/keras, in 3 distinct patches totalling 10 changed lines, between 2025 and 2026.

What is the latest CVE that changed save_optimizer_weights_to_hdf5_group?

CVE-2026-12480 (Arbitrary HDF5 File Read via Virtual Dataset Bypass in keras-team/keras), published 2026-07-01, changed lines 257 to 271 of keras/src/legacy/saving/legacy_h5_format.py.

How does save_optimizer_weights_to_hdf5_group compare to the rest of keras-team/keras?

keras-team/keras has 19 CVEs with a located fix in total; 3 of them changed save_optimizer_weights_to_hdf5_group.

What do the line numbers refer to?

Line numbers are in the fixed version of the file, as the upstream patch left it. A CVE whose fix was backported to several branches is listed once, with the lines from the upstream commit.

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Save_optimizer_weights_to_hdf5_group

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Patched Functions
Keras Team
Keras
Save_optimizer_weights_to_hdf5_group

save_optimizer_weights_to_hdf5_group in keras-team/keras: Patched by 3 CVEs

keras-team/keras

Function

save_optimizer_weights_to_hdf5_group

Name: save_optimizer_weights_to_hdf5_group in keras-team/keras: CVE fixes
Creator: RadicalNotion.AI
License: https://creativecommons.org/licenses/by-nc/4.0/

keras/src/legacy/saving/legacy_h5_format.py

Last patched July 1, 2026

CVEs

That changed this function

Distinct patches

Backports counted once

Lines changed

Added plus removed

2025–2026

Years

By CVE publication date

Overview

save_optimizer_weights_to_hdf5_group in keras-team/keras was changed by 3 published CVE fixes between 2025 and 2026, in 3 distinct patches that added or removed 10 lines in total.

keras-team/keras has 19 CVEs with a located fix in total, so 16% of them touched this function.

CVEs that patched it

Every published CVE whose fix changed save_optimizer_weights_to_hdf5_group, newest first, with the lines each fix touched.

Arbitrary HDF5 File Read via Virtual Dataset Bypass in keras-team/keras
CVE-2026-12480 · lines 257–271 · +3 −3 in 2 hunks
Medium · CVSS 5.5
EPSS 0.2%2026-07-01
Arbitrary Code execution in Keras Safe Mode
CVE-2025-9906 · lines 253–254 · +2 −0
High · CVSS 8.7
EPSS 0.2%2025-09-19
Keras safe_mode bypass allows arbitrary code execution when loading a malicious model.
CVE-2025-8747 · lines 253–254 · +2 −0
High · CVSS 8.6
EPSS 0.1%2025-08-11

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Other functions in these files

Functions in the same file that CVE fixes also changed.

1load_model_from_hdf5keras/src/legacy/saving/legacy_h5_format.py4 CVEs · 4 patches2025 to 2026
2load_optimizer_weights_from_hdf5_groupkeras/src/legacy/saving/legacy_h5_format.py1 CVEs · 1 patches2026
3load_subset_weights_from_hdf5_groupkeras/src/legacy/saving/legacy_h5_format.py1 CVEs · 1 patches2026
4load_weights_from_hdf5_groupkeras/src/legacy/saving/legacy_h5_format.py1 CVEs · 1 patches2026
5load_weights_from_hdf5_group_by_namekeras/src/legacy/saving/legacy_h5_format.py1 CVEs · 1 patches2026
6save_weights_to_hdf5_groupkeras/src/legacy/saving/legacy_h5_format.py1 CVEs · 1 patches2026

Other hotspots in the repository

Functions in keras-team/keras changed by the most CVE fixes.

extract_open_archive4 CVEs · keras/src/utils/file_utils.py get4 CVEs · keras/src/saving/saving_lib.py load_model_from_hdf54 CVEs · keras/src/legacy/saving/legacy_h5_format.py from_config4 CVEs · keras/src/utils/torch_utils.py _extract_weights_from_store3 CVEs · keras/src/saving/file_editor.py _retrieve_class_or_fn3 CVEs · keras/src/saving/serialization_lib.py

All patched functions in keras-team/keras

Frequently asked questions

Common questions about CVE fixes to save_optimizer_weights_to_hdf5_group.

How many CVEs have patched save_optimizer_weights_to_hdf5_group?: 3 published CVEs changed save_optimizer_weights_to_hdf5_group in keras-team/keras, in 3 distinct patches totalling 10 changed lines, between 2025 and 2026.
What is the latest CVE that changed save_optimizer_weights_to_hdf5_group?: CVE-2026-12480 (Arbitrary HDF5 File Read via Virtual Dataset Bypass in keras-team/keras), published 2026-07-01, changed lines 257 to 271 of keras/src/legacy/saving/legacy_h5_format.py.
How does save_optimizer_weights_to_hdf5_group compare to the rest of keras-team/keras?: keras-team/keras has 19 CVEs with a located fix in total; 3 of them changed save_optimizer_weights_to_hdf5_group.
What do the line numbers refer to?: Line numbers are in the fixed version of the file, as the upstream patch left it. A CVE whose fix was backported to several branches is listed once, with the lines from the upstream commit.

References

keras/src/legacy/saving/legacy_h5_format.py on GitHub (opens in a new tab)
All patched functions in keras-team/keras
Patched functions directory

Fix locations are computed by RadicalNotion.AI from the upstream patch diff of each CVE. CVE data is sourced from the CVE Program.

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On this page

Overview
CVEs that patched it
Other functions in these files
Other hotspots in the repository
FAQ
References