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mermaid@11.10.0

mermaid-js/mermaidmermaid@11.10.0Aug 19, 2025by github-actions[bot]

AI Summary

Major release adding per-link curve styling for flowcharts, exposing ELK configuration options, and stabilizing several diagram types. Also includes security patches.

Key Highlights

  • Per-link curve styling support using edge IDs
  • Exposure of ELK config options (forceNodeModelOrder, considerModelOrder)
  • Removal of '-beta' suffix from XYChart, Block, and Sankey diagrams
  • Security fixes for icon labels and KaTeX blocks (CVE-2025-54880, CVE-2025-54881)

New Features

  • Per-link curve styling in flowcharts
  • ELK configuration options
  • Stable status for XYChart, Block, and Sankey diagrams
  • Sanitization of icon labels and KaTeX blocks

Full Release Notes

### Minor Changes

-   [#6744](https://github.com/mermaid-js/mermaid/pull/6744) [`daf8d8d`](https://github.com/mermaid-js/mermaid/commit/daf8d8d3befcd600618a629977b76463b38d0ad9) Thanks [@SpecularAura](https://github.com/SpecularAura)! - feat: Added support for per link curve styling in flowchart diagram using edge ids

### Patch Changes

-   [#6857](https://github.com/mermaid-js/mermaid/pull/6857) [`b9ef683`](https://github.com/mermaid-js/mermaid/commit/b9ef683fb67b8959abc455d6cc5266c37ba435f6) Thanks [@knsv](https://github.com/knsv)! - feat: Exposing elk configuration forceNodeModelOrder and considerModelOrder to the mermaid configuration

-   [#6653](https://github.com/mermaid-js/mermaid/pull/6653) [`2c0931d`](https://github.com/mermaid-js/mermaid/commit/2c0931da46794b49d2523211e25f782900c34e94) Thanks [@darshanr0107](https://github.com/darshanr0107)! - chore: Remove the "-beta" suffix from the XYChart, Block, Sankey diagrams to reflect their stable status

-   [#6683](https://github.com/mermaid-js/mermaid/pull/6683) [`33e08da`](https://github.com/mermaid-js/mermaid/commit/33e08daf175125295a06b1b80279437004a4e865) Thanks [@darshanr0107](https://github.com/darshanr0107)! - fix: Position the edge label in state diagram correctly relative to the edge

-   [#6693](https://github.com/mermaid-js/mermaid/pull/6693) [`814b68b`](https://github.com/mermaid-js/mermaid/commit/814b68b4a94813f7c6b3d7fb4559532a7bab2652) Thanks [@darshanr0107](https://github.com/darshanr0107)! - fix: Apply correct dateFormat in Gantt chart to show only day when specified

-   [#6734](https://github.com/mermaid-js/mermaid/pull/6734) [`fce7cab`](https://github.com/mermaid-js/mermaid/commit/fce7cabb71d68a20a66246fe23d066512126a412) Thanks [@darshanr0107](https://github.com/darshanr0107)! - fix: handle exclude dates properly in Gantt charts when using dateFormat: 'YYYY-MM-DD HH:mm:ss'

-   [#6733](https://github.com/mermaid-js/mermaid/pull/6733) [`fc07f0d`](https://github.com/mermaid-js/mermaid/commit/fc07f0d8abca49e4f887d7457b7b94fb07d1e3da) Thanks [@omkarht](https://github.com/omkarht)! - fix: fixed connection gaps in flowchart for roundedRect, stadium and diamond shape

-   [#6876](https://github.com/mermaid-js/mermaid/pull/6876) [`12e01bd`](https://github.com/mermaid-js/mermaid/commit/12e01bdb5cacf3569133979a5a4f1d8973e9aec1) Thanks [@sidharthv96](https://github.com/sidharthv96)! - fix: sanitize icon labels and icon SVGs

    Resolves CVE-2025-54880 reported by @fourcube

-   [#6801](https://github.com/mermaid-js/mermaid/pull/6801) [`01aaef3`](https://github.com/mermaid-js/mermaid/commit/01aaef39b4a1ec8bc5a0c6bfa3a20b712d67f4dc) Thanks [@sidharthv96](https://github.com/sidharthv96)! - fix: Update casing of ID in requirement diagram

-   [#6796](https://github.com/mermaid-js/mermaid/pull/6796) [`c36cd05`](https://github.com/mermaid-js/mermaid/commit/c36cd05c45ac3090181152b4dae41f8d7b569bd6) Thanks [@HashanCP](https://github.com/HashanCP)! - fix: Make flowchart elk detector regex match less greedy

-   [#6702](https://github.com/mermaid-js/mermaid/pull/6702) [`8bb29fc`](https://github.com/mermaid-js/mermaid/commit/8bb29fc879329ad109898e4025b4f4eba2ab0649) Thanks [@qraqras](https://github.com/qraqras)! - fix(block): overflowing blocks no longer affect later lines

    This may change the layout of block diagrams that have overflowing lines
    (i.e. block diagrams that use up more columns that the `columns` specifier).

-   [#6717](https://github.com/mermaid-js/mermaid/pull/6717) [`71b04f9`](https://github.com/mermaid-js/mermaid/commit/71b04f93b07f876df2b30656ef36036c1d0e4e4f) Thanks [@darshanr0107](https://github.com/darshanr0107)! - fix: log warning for blocks exceeding column width

    This update adds a validation check that logs a warning message when a block's width exceeds the defined column layout.

-   [#6820](https://github.com/mermaid-js/mermaid/pull/6820) [`c99bce6`](https://github.com/mermaid-js/mermaid/commit/c99bce6bab4c7ce0b81b66d44f44853ce4aeb1c3) Thanks [@kriss-u](https://github.com/kriss-u)! - fix: Add escaped class literal name on namespace

-   [#6332](https://github.com/mermaid-js/mermaid/pull/6332) [`6cc1926`](https://github.com/mermaid-js/mermaid/commit/6cc192680a2531cab28f87a8061a53b786e010f3) Thanks [@ajuckel](https://github.com/ajuckel)! - fix: Allow equals sign in sequenceDiagram labels

-   [#6651](https://github.com/mermaid-js/mermaid/pull/6651) [`9da6fb3`](https://github.com/mermaid-js/mermaid/commit/9da6fb39ae278401771943ac85d6d1b875f78cf1) Thanks [@darshanr0107](https://github.com/darshanr0107)! - Add validation for negative values in pie charts:

    Prevents crashes during parsing by validating values post-parsing.

    Provides clearer, user-friendly error messages for invalid negative inputs.

-   [#6803](https://github.com/mermaid-js/mermaid/pull/6803) [`e48b0ba`](https://github.com/mermaid-js/mermaid/commit/e48b0ba61dab7f95aa02da603b5b7d383b894932) Thanks [@omkarht](https://github.com/omkarht)! - chore: migrate to class-based ArchitectureDB implementation

-   [#6838](https://github.com/mermaid-js/mermaid/pull/6838) [`4d62d59`](https://github.com/mermaid-js/mermaid/commit/4d62d5963238400270e9314c6e4d506f48147074) Thanks [@saurabhg772244](https://github.com/saurabhg772244)! - fix: node border style for handdrawn shapes

-   [#6739](https://github.com/mermaid-js/mermaid/pull/6739) [`e9ce8cf`](https://github.com/mermaid-js/mermaid/commit/e9ce8cf4da9062d85098042044822100889bb0dd) Thanks [@kriss-u](https://github.com/kriss-u)! - fix: Update flowchart direction TD's behavior to be the same as TB

-   [#6833](https://github.com/mermaid-js/mermaid/pull/6833) [`9258b29`](https://github.com/mermaid-js/mermaid/commit/9258b2933bbe1ef41087345ffea3731673671c49) Thanks [@darshanr0107](https://github.com/darshanr0107)! - fix: correctly render non-directional lines for '---' in block diagrams

-   [#6855](https://github.com/mermaid-js/mermaid/pull/6855) [`da90f67`](https://github.com/mermaid-js/mermaid/commit/da90f6760b6efb0da998bcb63b75eecc29e06c08) Thanks [@sidharthv96](https://github.com/sidharthv96)! - fix: fallback to raw text instead of rendering _Unsupported markdown_ or empty blocks

    Instead of printing **Unsupported markdown: XXX**, or empty blocks when using a markdown feature
    that Mermaid does not yet support when `htmlLabels: true`(default) or `htmlLabels: false`,
    fallback to the raw markdown text.

-   [#6876](https://github.com/mermaid-js/mermaid/pull/6876) [`0133f1c`](https://github.com/mermaid-js/mermaid/commit/0133f1c0c5cff4fc4c8e0b99e9cf0b3d49dcbe71) Thanks [@sidharthv96](https://github.com/sidharthv96)! - fix: sanitize KATEX blocks

    Resolves CVE-2025-54881 reported by @fourcube

-   [#6804](https://github.com/mermaid-js/mermaid/pull/6804) [`895f9d4`](https://github.com/mermaid-js/mermaid/commit/895f9d43ff98ca05ebfba530789f677f31a011ff) Thanks [@omkarht](https://github.com/omkarht)! - chore: Update packet diagram to use new class-based database structure