How many CVEs have patched validate_absolute_path?

2 published CVEs changed validate_absolute_path in tornadoweb/tornado, in 2 distinct patches totalling 82 changed lines, between 2023 and 2026.

What is the latest CVE that changed validate_absolute_path?

CVE-2026-103263 (Tornado before 6.5.9 StaticFileHandler Path Traversal via Symlink), published 2026-10-01, changed lines 3019 to 3110 of tornado/web.py.

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

tornadoweb/tornado has 16 CVEs with a located fix in total; 2 of them changed validate_absolute_path.

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

Function

validate_absolute_path

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

tornado/web.py

Last patched October 1, 2026

2

CVEs

That changed this function

2

Distinct patches

Backports counted once

82

Lines changed

Added plus removed

2023–2026

Years

By CVE publication date

Overview

validate_absolute_path in tornadoweb/tornado was changed by 2 published CVE fixes between 2023 and 2026, in 2 distinct patches that added or removed 82 lines in total.

tornadoweb/tornado has 16 CVEs with a located fix in total, so 13% of them touched this function.

CVEs that patched it

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

Tornado before 6.5.9 StaticFileHandler Path Traversal via Symlink
CVE-2026-103263 · lines 3019–3110 · +71 −2 in 2 hunks
High · CVSS 8.2
EPSS 0.5%2026-10-01
Open redirect in Tornado
CVE-2023-28370 · lines 2882–2890 · +9 −0
Medium · CVSS 5.3
EPSS 1.1%2023-05-25

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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 validate_absolute_path.

How many CVEs have patched validate_absolute_path?: 2 published CVEs changed validate_absolute_path in tornadoweb/tornado, in 2 distinct patches totalling 82 changed lines, between 2023 and 2026.
What is the latest CVE that changed validate_absolute_path?: CVE-2026-103263 (Tornado before 6.5.9 StaticFileHandler Path Traversal via Symlink), published 2026-10-01, changed lines 3019 to 3110 of tornado/web.py.
How does validate_absolute_path compare to the rest of tornadoweb/tornado?: tornadoweb/tornado has 16 CVEs with a located fix in total; 2 of them changed validate_absolute_path.
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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