CVE-2025-27090: GO-2025-3472 - SSRF in sliver teamserver in github.com/bishopfox/sliver

CVE-2025-27090 · Severity: medium · CVSS 4 · Published 2025-03-03

SSRF in sliver teamserver in github.com/bishopfox/sliver

Technologies: github.com/bishopfox/sliver (Go). Vendors: Go.

Quick answers

Is CVE-2025-27090 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2025-27090 being exploited in the wild.
How severe is CVE-2025-27090?
Medium severity, with a CVSS score of 4, published 3 March 2025.
Which products and versions are affected?
github.com/bishopfox/sliver (Go) SEMVER:introduced=1.5.26,fixed=1.5.43.
Is there a fix for CVE-2025-27090?
Yes. github.com/bishopfox/sliver (Go): upgrade to 1.5.43 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2025-27090?
Check whether you run github.com/bishopfox/sliver (Go) 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

  • github.com/bishopfox/sliver (Go): upgrade to 1.5.43 or later
    go get github.com/bishopfox/sliver@v1.5.43

Affected products

  • github.com/bishopfox/sliver (Go) SEMVER:introduced=1.5.26,fixed=1.5.43

Identifiers

  • CVE-2025-27090
  • GHSA-fh4v-v779-4g2w
  • GO-2025-3472

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