How many CVEs have patched ParseMultipartConfig?

1 published CVEs changed ParseMultipartConfig in tornadoweb/tornado, in 1 distinct patches totalling 78 changed lines, between 2026 and 2026.

What is the latest CVE that changed ParseMultipartConfig?

CVE-2026-31958 (Tornado has a DoS due to too many multipart parts), published 2026-03-11, changed lines 917 to 1000 of tornado/httputil.py.

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

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

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

ParseMultipartConfig

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

tornado/httputil.py

Last patched March 11, 2026

1

CVEs

That changed this function

1

Distinct patches

Backports counted once

78

Lines changed

Added plus removed

2026

Years

By CVE publication date

Overview

ParseMultipartConfig in tornadoweb/tornado was changed by 1 published CVE fixes in 2026, in 1 distinct patches that added or removed 78 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 ParseMultipartConfig, newest first, with the lines each fix touched.

Tornado has a DoS due to too many multipart parts
CVE-2026-31958 · lines 917–1000 · +78 −0
High · CVSS 8.7
EPSS 0.5%2026-03-11

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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 ParseMultipartConfig.

How many CVEs have patched ParseMultipartConfig?: 1 published CVEs changed ParseMultipartConfig in tornadoweb/tornado, in 1 distinct patches totalling 78 changed lines, between 2026 and 2026.
What is the latest CVE that changed ParseMultipartConfig?: CVE-2026-31958 (Tornado has a DoS due to too many multipart parts), published 2026-03-11, changed lines 917 to 1000 of tornado/httputil.py.
How does ParseMultipartConfig compare to the rest of tornadoweb/tornado?: tornadoweb/tornado has 16 CVEs with a located fix in total; 1 of them changed ParseMultipartConfig.
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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