How many CVEs have patched parse_strikethrough?

1 published CVEs changed parse_strikethrough in lepture/mistune, in 1 distinct patches totalling 6 changed lines, between 2026 and 2026.

What is the latest CVE that changed parse_strikethrough?

CVE-2026-59922 (Mistune plugins/formatting: quadratic-time parsing on long runs of `~~x~~`, `==x==`, and `^^x^^` markers (strikethrough / mark / insert)), published 2026-07-08, changed lines 12 to 17 of src/mistune/plugins/formatting.py.

How does parse_strikethrough compare to the rest of lepture/mistune?

lepture/mistune has 14 CVEs with a located fix in total; 1 of them changed parse_strikethrough.

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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lepture/mistune

Function

parse_strikethrough

Name: parse_strikethrough in lepture/mistune: CVE fixes
Creator: RadicalNotion.AI
License: https://creativecommons.org/licenses/by-nc/4.0/

src/mistune/plugins/formatting.py

Last patched July 8, 2026

1

CVEs

That changed this function

1

Distinct patches

Backports counted once

6

Lines changed

Added plus removed

2026

Years

By CVE publication date

Overview

parse_strikethrough in lepture/mistune was changed by 1 published CVE fixes in 2026, in 1 distinct patches that added or removed 6 lines in total.

lepture/mistune has 14 CVEs with a located fix in total, so 7% of them touched this function.

CVEs that patched it

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

Mistune plugins/formatting: quadratic-time parsing on long runs of `~~x~~`, `==x==`, and `^^x^^` markers (strikethrough / mark / insert)
CVE-2026-59922 · lines 12–17 · +1 −5
High · CVSS 7.5
EPSS 0.6%2026-07-08

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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 lepture/mistune changed by the most CVE fixes.

__init__2 CVEs · src/mistune/inline_parser.py render_html_include2 CVEs · src/mistune/directives/include.py parse2 CVEs · src/mistune/directives/include.py _unquote_url2 CVEs · src/mistune/renderers/html.py safe_url2 CVEs · src/mistune/renderers/html.py render_figure2 CVEs · src/mistune/directives/image.py

All patched functions in lepture/mistune

Frequently asked questions

Common questions about CVE fixes to parse_strikethrough.

How many CVEs have patched parse_strikethrough?: 1 published CVEs changed parse_strikethrough in lepture/mistune, in 1 distinct patches totalling 6 changed lines, between 2026 and 2026.
What is the latest CVE that changed parse_strikethrough?: CVE-2026-59922 (Mistune plugins/formatting: quadratic-time parsing on long runs of `~~x~~`, `==x==`, and `^^x^^` markers (strikethrough / mark / insert)), published 2026-07-08, changed lines 12 to 17 of src/mistune/plugins/formatting.py.
How does parse_strikethrough compare to the rest of lepture/mistune?: lepture/mistune has 14 CVEs with a located fix in total; 1 of them changed parse_strikethrough.
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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