Detections
Analytics

CVE-2018-18854

high

Description

Lightbend Spray spray-json through 1.3.4 allows remote attackers to cause a denial of service (resource consumption) because of Algorithmic Complexity during the parsing of many JSON object fields (with keys that have the same hash code).

References

https://github.com/advisories/GHSA-q8xj-8xg3-w432

https://github.com/spray/spray-json/issues/277

https://euvd.enisa.europa.eu/vulnerability/EUVD-2018-0769

Details

Source: Mitre, NVD

Published: 2018-10-31

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P

Severity: Medium

CVSS v3

Base Score: 7.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Severity: High

EPSS

EPSS: 0.01897