How many CVEs have patched ParseUrlEncodedConfig?

1 published CVEs changed ParseUrlEncodedConfig in tornadoweb/tornado, in 2 distinct patches totalling 17 changed lines, between 2026 and 2026.

What is the latest CVE that changed ParseUrlEncodedConfig?

CVE-2026-82397 (Tornado: Urlencoded body parsing omits max_num_fields, so one request can stall the event loop), published 2026-08-31, changed lines 950 to 966 of tornado/httputil.py.

How does ParseUrlEncodedConfig compare to the rest of tornadoweb/tornado?

tornadoweb/tornado has 16 CVEs with a located fix in total; 1 of them changed ParseUrlEncodedConfig.

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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tornadoweb/tornado

Class

ParseUrlEncodedConfig

Name: ParseUrlEncodedConfig in tornadoweb/tornado: CVE fixes
Creator: RadicalNotion.AI
License: https://creativecommons.org/licenses/by-nc/4.0/

tornado/httputil.py

Last patched August 31, 2026

1

CVEs

That changed this function

2

Distinct patches

Backports counted once

17

Lines changed

Added plus removed

2026

Years

By CVE publication date

Overview

ParseUrlEncodedConfig in tornadoweb/tornado was changed by 1 published CVE fixes in 2026, in 2 distinct patches that added or removed 17 lines in total.

tornadoweb/tornado has 16 CVEs with a located fix in total, so 6% of them touched this function.

CVEs that patched it

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

Tornado: Urlencoded body parsing omits max_num_fields, so one request can stall the event loop
CVE-2026-82397 · lines 950–966 · +17 −0
High · CVSS 7.5
EPSS 0.3%2026-08-31

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Other functions in these files

Functions in the same file that CVE fixes also changed.

Other hotspots in the repository

Functions in tornadoweb/tornado changed by the most CVE fixes.

_websocket_mask_python4 CVEs · tornado/util.py parse_body_arguments3 CVEs · tornado/httputil.py parse_multipart_form_data3 CVEs · tornado/httputil.py close3 CVEs · tornado/curl_httpclient.py initialize3 CVEs · tornado/curl_httpclient.py ioctl3 CVEs · tornado/curl_httpclient.py

All patched functions in tornadoweb/tornado

Frequently asked questions

Common questions about CVE fixes to ParseUrlEncodedConfig.

How many CVEs have patched ParseUrlEncodedConfig?: 1 published CVEs changed ParseUrlEncodedConfig in tornadoweb/tornado, in 2 distinct patches totalling 17 changed lines, between 2026 and 2026.
What is the latest CVE that changed ParseUrlEncodedConfig?: CVE-2026-82397 (Tornado: Urlencoded body parsing omits max_num_fields, so one request can stall the event loop), published 2026-08-31, changed lines 950 to 966 of tornado/httputil.py.
How does ParseUrlEncodedConfig compare to the rest of tornadoweb/tornado?: tornadoweb/tornado has 16 CVEs with a located fix in total; 1 of them changed ParseUrlEncodedConfig.
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

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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