CVE-2018-3760
There is an information leak vulnerability in Sprockets.
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 26.7%, higher than 98% of all known CVEs. Patch or mitigate before the next change window.
Description
There is an information leak vulnerability in Sprockets. Versions Affected: 4.0.0.beta7 and lower, 3.7.1 and lower, 2.12.4 and lower. Specially crafted requests can be used to access files that exists on the filesystem that is outside an application's root directory, when the Sprockets server is used in production. All users running an affected release should either upgrade or use one of the work arounds immediately.
- CVSS 3.0
- 7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- EPSS
- 26.72% probability · 98th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-22, CWE-200
- Affected
- redhat/cloudforms · redhat/enterprise linux · sprockets project/sprockets · debian/debian linux
- Source
- support@hackerone.com
EPSS moved from 16.1% on 21 September 2026 to 26.7% on 27 October 2026. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”.
References
- https://access.redhat.com/errata/RHSA-2018:2244Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:2245Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:2561Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:2745Third Party Advisory
- https://github.com/rails/sprockets/commit/c09131cf5b2c479263939c8582e22b98ed616c5fhttps://github.com/rails/sprockets/commit/9c34fa05900b968d74f08ccf40917848a7be9441https://github.com/rails/sprockets/commit/18b8a7f07a50c245e9aee7854ecdbe606bbd8bb5Broken Link
- https://groups.google.com/d/msg/rubyonrails-security/ft_J--l55fM/7roDfQ50BwAJPatch, Third Party Advisory
- https://www.debian.org/security/2018/dsa-4242Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:2244Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:2245Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:2561Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:2745Third Party Advisory
- https://github.com/rails/sprockets/commit/c09131cf5b2c479263939c8582e22b98ed616c5fhttps://github.com/rails/sprockets/commit/9c34fa05900b968d74f08ccf40917848a7be9441https://github.com/rails/sprockets/commit/18b8a7f07a50c245e9aee7854ecdbe606bbd8bb5Broken Link
- https://groups.google.com/d/msg/rubyonrails-security/ft_J--l55fM/7roDfQ50BwAJPatch, Third Party Advisory
- https://www.debian.org/security/2018/dsa-4242Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.