CVE-2018-7212

mediumpriority · track · 22EPSS 0.018 · 79 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

1.84% (79th) EPSS

CVSS 5 · medium

Is it mine?

4 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · nvd · osv

EPSS · scored 2026-10-23

An issue was discovered in rack-protection/lib/rack/protection/path_traversal.rb in Sinatra 2.x before 2.0.1 on Windows. Path traversal is possible via backslash characters.

cvss

Technical severity, 0–10. One row per scoring source.

5.3

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.05mediumAV:N/AC:L/Au:N/C:P/I:N/A:Nprimary · NVD / NIST USexploitability 10 · impact 2.9

v3.05.3mediumCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:Nprimary · NVD / NIST USexploitability 3.9 · impact 1.4

v3.05.3mediumCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:Nsecondary · OSV

v3.04.9mediumCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-22USprimaryCWE-22US

affected products (4)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
sinatrarb sinatra= 2.0.0nvdUScpe:2.3:a:sinatrarb:sinatra:*:*:*:*:*:*:*:*
sinatrarb sinatra= 2.0.1nvdUScpe:2.3:a:sinatrarb:sinatra:*:*:*:*:*:*:*:*
RubyGems sinatra2.0.0.beta1 → 2.0.1osvUSpkg:gem/sinatra

advisories (1)

Vendor and ecosystem advisories describing this.

GHSA-h29f-7f56-j8whSinatra Path Traversal vulnerability2018-02-20ghsa · osvUS
An issue was discovered in `rack-protection/lib/rack/protection/path_traversal.rb` in Sinatra 2.x before 2.0.1 on Windows. Path traversal is possible via backslash characters.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd osv NVD CVE.org MITRE

published 2018-02-18modified 2026-06-17

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+12469 more

references (6)

External citations — patches, advisories, analysis.

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