How many CVEs have patched validate_structured_output_request_lm_format_enforcer?

1 published CVEs changed validate_structured_output_request_lm_format_enforcer in vllm-project/vllm, in 2 distinct patches totalling 9 changed lines, between 2026 and 2026.

What is the latest CVE that changed validate_structured_output_request_lm_format_enforcer?

CVE-2026-73556 (vLLM: ReDoS via structured_outputs.regex in the lm-format-enforcer backend (no compile timeout) — missed sibling of CVE-2026-55574), published 2026-08-13, changed lines 160 to 168 of vllm/v1/structured_output/backend_lm_format_enforcer.py.

How does validate_structured_output_request_lm_format_enforcer compare to the rest of vllm-project/vllm?

vllm-project/vllm has 83 CVEs with a located fix in total; 1 of them changed validate_structured_output_request_lm_format_enforcer.

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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Validate_structured_output_request_lm_format_enforcer

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Validate_structured_output_request_lm_format_enforcer

validate_structured_output_request_lm_format_enforcer in vllm-project/vllm: Patched by 1 CVEs

vllm-project/vllm

Function

validate_structured_output_request_lm_format_enforcer

Name: validate_structured_output_request_lm_format_enforcer in vllm-project/vllm: CVE fixes
Creator: RadicalNotion.AI
License: https://creativecommons.org/licenses/by-nc/4.0/

vllm/v1/structured_output/backend_lm_format_enforcer.py

Last patched August 13, 2026

CVEs

That changed this function

Distinct patches

Backports counted once

Lines changed

Added plus removed

2026

Years

By CVE publication date

Overview

validate_structured_output_request_lm_format_enforcer in vllm-project/vllm was changed by 1 published CVE fixes in 2026, in 2 distinct patches that added or removed 9 lines in total.

vllm-project/vllm has 83 CVEs with a located fix in total, so 1% of them touched this function.

CVEs that patched it

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

vLLM: ReDoS via structured_outputs.regex in the lm-format-enforcer backend (no compile timeout) — missed sibling of CVE-2026-55574
CVE-2026-73556 · lines 160–168 · +9 −0
Medium · CVSS 5.3
EPSS 0.5%2026-08-13

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Other functions in these files

Functions in the same file that CVE fixes also changed.

1compile_grammarvllm/v1/structured_output/backend_lm_format_enforcer.py1 CVEs · 2 patches2026

Other hotspots in the repository

Functions in vllm-project/vllm changed by the most CVE fixes.

validate_xgrammar_grammar4 CVEs · vllm/v1/structured_output/backend_xgrammar.py load_bytes3 CVEs · vllm/multimodal/media/audio.py _resolve_rust_frontend_path3 CVEs · vllm/envs.py load_file3 CVEs · vllm/multimodal/media/audio.py __init__3 CVEs · vllm/model_executor/models/kimi_k25.py _try_resolve_transformers3 CVEs · vllm/model_executor/models/registry.py

All patched functions in vllm-project/vllm

Frequently asked questions

Common questions about CVE fixes to validate_structured_output_request_lm_format_enforcer.

How many CVEs have patched validate_structured_output_request_lm_format_enforcer?: 1 published CVEs changed validate_structured_output_request_lm_format_enforcer in vllm-project/vllm, in 2 distinct patches totalling 9 changed lines, between 2026 and 2026.
What is the latest CVE that changed validate_structured_output_request_lm_format_enforcer?: CVE-2026-73556 (vLLM: ReDoS via structured_outputs.regex in the lm-format-enforcer backend (no compile timeout) — missed sibling of CVE-2026-55574), published 2026-08-13, changed lines 160 to 168 of vllm/v1/structured_output/backend_lm_format_enforcer.py.
How does validate_structured_output_request_lm_format_enforcer compare to the rest of vllm-project/vllm?: vllm-project/vllm has 83 CVEs with a located fix in total; 1 of them changed validate_structured_output_request_lm_format_enforcer.
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

vllm/v1/structured_output/backend_lm_format_enforcer.py on GitHub (opens in a new tab)
All patched functions in vllm-project/vllm
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
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FAQ
References