How many CVEs have patched addHtmlSpan?

1 published CVEs changed addHtmlSpan in mermaid-js/mermaid, in 1 distinct patches totalling 22 changed lines, between 2025 and 2025.

What is the latest CVE that changed addHtmlSpan?

CVE-2025-54881 (Mermaid improperly sanitizes of sequence diagram labels leading to XSS), published 2025-08-19, changed lines 21 to 65 of packages/mermaid/src/rendering-util/createText.ts.

How does addHtmlSpan compare to the rest of mermaid-js/mermaid?

mermaid-js/mermaid has 14 CVEs with a located fix in total; 1 of them changed addHtmlSpan.

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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mermaid-js/mermaid

Function

addHtmlSpan

Name: addHtmlSpan in mermaid-js/mermaid: CVE fixes
Creator: RadicalNotion.AI
License: https://creativecommons.org/licenses/by-nc/4.0/

packages/mermaid/src/rendering-util/createText.ts

Last patched August 19, 2025

1

CVEs

That changed this function

1

Distinct patches

Backports counted once

22

Lines changed

Added plus removed

2025

Years

By CVE publication date

Overview

addHtmlSpan in mermaid-js/mermaid was changed by 1 published CVE fixes in 2025, in 1 distinct patches that added or removed 22 lines in total.

mermaid-js/mermaid 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 addHtmlSpan, newest first, with the lines each fix touched.

Mermaid improperly sanitizes of sequence diagram labels leading to XSS
CVE-2025-54881 · lines 21–65 · +13 −9 in 3 hunks
Medium · CVSS 5.3
EPSS 0.8%2025-08-19

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Other functions in these files

Functions in the same file that CVE fixes also changed.

1replaceIconSubstringpackages/mermaid/src/rendering-util/createText.ts1 CVEs · 1 patches2025

Other hotspots in the repository

Functions in mermaid-js/mermaid changed by the most CVE fixes.

does5 CVEs · packages/mermaid/src/mermaidAPI.ts transformDataWithoutCategory5 CVEs · packages/mermaid/src/diagrams/xychart/xychartDb.ts _Default5 CVEs · packages/mermaid/src/config.ts clear5 CVEs · packages/mermaid/src/diagrams/architecture/architectureDb.ts getAlignments5 CVEs · packages/mermaid/src/diagrams/architecture/architectureRenderer.ts getRelativeConstraints5 CVEs · packages/mermaid/src/diagrams/architecture/architectureRenderer.ts

All patched functions in mermaid-js/mermaid

Frequently asked questions

Common questions about CVE fixes to addHtmlSpan.

How many CVEs have patched addHtmlSpan?: 1 published CVEs changed addHtmlSpan in mermaid-js/mermaid, in 1 distinct patches totalling 22 changed lines, between 2025 and 2025.
What is the latest CVE that changed addHtmlSpan?: CVE-2025-54881 (Mermaid improperly sanitizes of sequence diagram labels leading to XSS), published 2025-08-19, changed lines 21 to 65 of packages/mermaid/src/rendering-util/createText.ts.
How does addHtmlSpan compare to the rest of mermaid-js/mermaid?: mermaid-js/mermaid has 14 CVEs with a located fix in total; 1 of them changed addHtmlSpan.
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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