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CVE-2020-5280

Local file inclusion vulnerability in http4s

High7.6EPSS 7.0%
Published
Updated
Reserved
Assigned by
GitHub_M

Description

http4s before versions 0.18.26, 0.20.20, and 0.21.2 has a local file inclusion vulnerability. This vulnerability applies to all users of org.http4s.server.staticcontent.FileService, org.http4s.server.staticcontent.ResourceService and org.http4s.server.staticcontent.WebjarService. URI normalization is applied incorrectly. Requests whose path info contain ../ or // can expose resources outside of the configured location. This issue is patched in versions 0.18.26, 0.20.20, and 0.21.2. Note that 0.19.0 is a deprecated release and has never been supported.

Scores

CVSS scores of CVE-2020-5280, by who scored it
Scored byCVSSScoreVector
GitHub_MCNA (assigner)3.1High7.6CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:N
NVDNVD · Modified3.1High7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS (exploitation in 30 days)
7.0% · top 5.8% of all CVEs (6 Nov 2026)
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.6.

Weakness

Affected products

  • http4s · http4s

    • affected < 0.18.26
    • affected >= 0.19.0, < 0.20.20
    • affected >= 0.21.0, < 0.21.2

Affected packages

From reviewed advisories of the GitHub Advisory Database.

References (4)

Sources

The same CVE in the primary databases and aggregators, to check against.

Badge for a README or a ticket

CVE-2020-5280 badge
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Record last updated .