How many CVEs have patched SecurityPolicy?

1 published CVEs changed SecurityPolicy in wintercms/winter, in 1 distinct patches totalling 217 changed lines, between 2026 and 2026.

What is the latest CVE that changed SecurityPolicy?

CVE-2026-79774 (Winter CMS before 1.2.13 Twig Sandbox Escape via SecurityPolicy), published 2026-08-25, changed lines 56 to 344 of modules/system/twig/SecurityPolicy.php.

How does SecurityPolicy compare to the rest of wintercms/winter?

wintercms/winter has 15 CVEs with a located fix in total; 1 of them changed SecurityPolicy.

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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wintercms/winter

Class

SecurityPolicy

Name: SecurityPolicy in wintercms/winter: CVE fixes
Creator: RadicalNotion.AI
License: https://creativecommons.org/licenses/by-nc/4.0/

modules/system/twig/SecurityPolicy.php

Last patched August 25, 2026

1

CVEs

That changed this function

1

Distinct patches

Backports counted once

217

Lines changed

Added plus removed

2026

Years

By CVE publication date

Overview

SecurityPolicy in wintercms/winter was changed by 1 published CVE fixes in 2026, in 1 distinct patches that added or removed 217 lines in total.

wintercms/winter has 15 CVEs with a located fix in total, so 7% of them touched this function.

CVEs that patched it

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

Winter CMS before 1.2.13 Twig Sandbox Escape via SecurityPolicy
CVE-2026-79774 · lines 56–344 · +213 −4 in 5 hunks
Critical · CVSS 9.3
EPSS 0.8%2026-08-25

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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 wintercms/winter changed by the most CVE fixes.

onUpload2 CVEs · modules/cms/widgets/AssetList.php __construct2 CVEs · modules/system/twig/SecurityPolicy.php checkMethodAllowed2 CVEs · modules/system/twig/SecurityPolicy.php renderCss2 CVEs · modules/backend/models/EditorSetting.php renderCss2 CVEs · modules/backend/models/BrandSetting.php compileCss1 CVEs · modules/backend/models/EditorSetting.php

All patched functions in wintercms/winter

Frequently asked questions

Common questions about CVE fixes to SecurityPolicy.

How many CVEs have patched SecurityPolicy?: 1 published CVEs changed SecurityPolicy in wintercms/winter, in 1 distinct patches totalling 217 changed lines, between 2026 and 2026.
What is the latest CVE that changed SecurityPolicy?: CVE-2026-79774 (Winter CMS before 1.2.13 Twig Sandbox Escape via SecurityPolicy), published 2026-08-25, changed lines 56 to 344 of modules/system/twig/SecurityPolicy.php.
How does SecurityPolicy compare to the rest of wintercms/winter?: wintercms/winter has 15 CVEs with a located fix in total; 1 of them changed SecurityPolicy.
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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