How many CVEs have patched extract_xform_text?

3 published CVEs changed extract_xform_text in py-pdf/pypdf, in 3 distinct patches totalling 15 changed lines, between 2026 and 2026.

What is the latest CVE that changed extract_xform_text?

CVE-2026-84311 (pypdf: Possible long runtimes/large memory usage when extracting XForm objects), published 2026-09-01, changed lines 2264 to 2295 of pypdf/_page.py.

How does extract_xform_text compare to the rest of py-pdf/pypdf?

py-pdf/pypdf has 52 CVEs with a located fix in total; 3 of them changed extract_xform_text.

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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py-pdf/pypdf

Function

extract_xform_text

Name: extract_xform_text in py-pdf/pypdf: CVE fixes
Creator: RadicalNotion.AI
License: https://creativecommons.org/licenses/by-nc/4.0/

pypdf/_page.py

Last patched September 1, 2026

3

CVEs

That changed this function

3

Distinct patches

Backports counted once

15

Lines changed

Added plus removed

2026

Years

By CVE publication date

Overview

extract_xform_text in py-pdf/pypdf was changed by 3 published CVE fixes in 2026, in 3 distinct patches that added or removed 15 lines in total.

py-pdf/pypdf has 52 CVEs with a located fix in total, so 6% of them touched this function.

CVEs that patched it

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

pypdf: Possible long runtimes/large memory usage when extracting XForm objects
CVE-2026-84311 · lines 2264–2295 · +6 −0 in 3 hunks
Medium · CVSS 4.8
EPSS 0.1%2026-09-01
pypdf: Possible long runtimes/large memory usage when retrieving outlines
CVE-2026-84310 · lines 2264–2295 · +6 −0 in 3 hunks
Medium · CVSS 4.8
EPSS 0.1%2026-09-01
pypdf: Possible large memory usage for form XObjects during text extraction
CVE-2026-49461 · lines 2088–2115 · +3 −0 in 2 hunks
Medium · CVSS 6.9
EPSS 0.2%2026-06-22

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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 py-pdf/pypdf changed by the most CVE fixes.

decode5 CVEs · pypdf/filters.py _decompress_with_limit4 CVEs · pypdf/filters.py decompress3 CVEs · pypdf/filters.py _get_outline3 CVEs · pypdf/_doc_common.py _flatten3 CVEs · pypdf/_doc_common.py _extract_text3 CVEs · pypdf/_page.py

All patched functions in py-pdf/pypdf

Frequently asked questions

Common questions about CVE fixes to extract_xform_text.

How many CVEs have patched extract_xform_text?: 3 published CVEs changed extract_xform_text in py-pdf/pypdf, in 3 distinct patches totalling 15 changed lines, between 2026 and 2026.
What is the latest CVE that changed extract_xform_text?: CVE-2026-84311 (pypdf: Possible long runtimes/large memory usage when extracting XForm objects), published 2026-09-01, changed lines 2264 to 2295 of pypdf/_page.py.
How does extract_xform_text compare to the rest of py-pdf/pypdf?: py-pdf/pypdf has 52 CVEs with a located fix in total; 3 of them changed extract_xform_text.
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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