Vulnerabilities

Security fix · CVE-2026-22257

Salvo is a Rust web backend framework.

Published Jan 8, 2026 · catalog updated Jan 8, 2026 · Salvo is a Rust

Last checked Nov 6, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2026-22257. EPSS is 0.33%. Act only if a listed version of Salvo is a Rust is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (Salvo is a Rust).
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
High8.8
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.33%
Remediation
Version ranges on file
Affected products
vendor salvo-rs salvo < 0.88.1

Salvo is a Rust web backend framework. Prior to version 0.88.1, the function list_html generates a file view of a folder without sanitizing the files or folders names, this may potentially lead to XSS in cases where a website allow the access to public files using this feature and anyone can upload a file. This issue has been patched in version 0.88.1.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor salvo-rs salvo < 0.88.1< 0.88.1

How to fix CVE-2026-22257

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2026-22257. EPSS is 0.33%. Act only if a listed version of Salvo is a Rust is installed.

Which versions are affected?

Compare what you have installed with salvo-rs salvo < 0.88.1 < 0.88.1. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.33%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Jan 8, 2026 · EUVD

    Detected

    Salvo is a Rust web backend framework. Prior to version 0.88.1, the function list_html generates a file view of a folder without sanitizing the files or folders names, this may potentially lead to XSS in cases where a website allow the access to public files using this feature and anyone can upload a file. This issue has been patched in version 0.88.1.

  2. Jan 8, 2026 · EUVD

    Updated

    Salvo is a Rust web backend framework. Prior to version 0.88.1, the function list_html generates a file view of a folder without sanitizing the files or folders names, this may potentially lead to XSS in cases where a website allow the access to public files using this feature and anyone can upload a file. This issue has been patched in version 0.88.1.

Sources

  • CVE.orgVulnerability recordCVE-2026-22257

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-22257

    30-day exploitation probability 0.33%

    first.org
  • EUVDVulnerability recordEUVD-2026-1423

    Salvo is a Rust web backend framework. Prior to version 0.88.1, the function list_html generates a file view of a folder without sanitizing the files or folders names, this may potentially lead to XSS in cases where a website allow the access to public files using this feature an

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Nov 6, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSNov 6, 2026
  • CVE.orgOct 31, 2026
  • EUVDOct 30, 2026