CVE-2026-27480: Static Web Server affected by timing-based username enumeration in Basic Authentication due to early response on…

CVE-2026-27480 · Severity: low · CVSS 3.1 · Published 2026-02-20

Static Web Server affected by timing-based username enumeration in Basic Authentication due to early response on invalid usernames

Technologies: static-web-server (crates.io). Vendors: crates.io.

Quick answers

Is CVE-2026-27480 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2026-27480 being exploited in the wild.
How severe is CVE-2026-27480?
Low severity, with a CVSS score of 3.1, published 20 February 2026.
Which products and versions are affected?
static-web-server (crates.io) SEMVER:introduced=2.1.0,fixed=2.41.0.
Is there a fix for CVE-2026-27480?
Yes. static-web-server (crates.io): upgrade to 2.41.0 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2026-27480?
Check whether you run static-web-server (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

  • static-web-server (crates.io): upgrade to 2.41.0 or later
    cargo update -p static-web-server

Affected products

  • static-web-server (crates.io) SEMVER:introduced=2.1.0,fixed=2.41.0

Identifiers

  • CVE-2026-27480
  • GHSA-qhp6-635j-x7r2

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