CVE-2026-22256: Salvo is vulnerable to reflected XSS in the list_html function

CVE-2026-22256 · Severity: low · CVSS 3.1 · Published 2026-01-08

Salvo is vulnerable to reflected XSS in the list_html function

Technologies: salvo (crates.io). Vendors: crates.io.

Quick answers

Is CVE-2026-22256 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2026-22256 being exploited in the wild.
How severe is CVE-2026-22256?
Low severity, with a CVSS score of 3.1, published 8 January 2026.
Which products and versions are affected?
salvo (crates.io) SEMVER:introduced=0,fixed=0.88.1.
Is there a fix for CVE-2026-22256?
Yes. salvo (crates.io): upgrade to 0.88.1 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2026-22256?
Check whether you run salvo (crates.io) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

  • salvo (crates.io): upgrade to 0.88.1 or later
    cargo update -p salvo

Affected products

  • salvo (crates.io) SEMVER:introduced=0,fixed=0.88.1

Identifiers

  • CVE-2026-22256
  • GHSA-rjf8-2wcw-f6mp

This page as Markdown. Free to reuse under CC BY 4.0 with a link back.