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cve.nowby Sazabi
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vega-expression

1 known vulnerability (1 high), with the versions each affects and the releases that fix them.

Latest release
6.2.2 (Aug 14, 2026): no advisory affects it
Newest unaffected release
6.2.2 (Aug 14, 2026), the latest release
Advisories
1 · 1 high
Weekly downloads
2.8M
Dependents
283
Releases
41 since 1.0.0 (Jul 12, 2015)
Registry
npm
Releases read
Nov 8, 2026

Version timeline

  • CVE-2025-59840
    Affects 1.0.0 to 5.2.0 (5.2.1 is outside it); 6.0.0 (6.1.0 is outside it)
Every release cve.now has on record, lowest version on the left; each bar is a run of versions an advisory affects.

Advisories 1

  • Vega Cross-Site Scripting (XSS) via expressions abusing toString calls in environments using the VEGA_DEBUG global variable

    Affected: from 6.0.0, fixed in 6.1.0; fixed in 5.2.1.

    Fixed in 5.2.1 (released Oct 23, 2025, 21 days before disclosure) and 6.1.0 (released Sep 16, 2025, 58 days before disclosure).

    The latest release, 6.2.2, is not affected.

    19% of vega-expression downloads last week were affected versions (578.1K).