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Vulnerability record · CVE-2022-23837 · published 21 January 2022

CVE-2022-23837: Contribsys sidekiq allocation without limits vulnerability

Contribsys · Sidekiq

In api.rb in Sidekiq before 5.2.10 and 6.4.0, there is no limit on the number of days when requesting stats for the graph. This overloads the system, affecting the Web UI, and makes it unavailable to users.

7.5 CVSS 3.1 High EPSS 5.2% · top 7.8% CWE-770 · Allocation without limits
7.5CVSS 3.1 base score, v2 5.0
5.2%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
10References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

In api.rb in Sidekiq before 5.2.10 and 6.4.0, there is no limit on the number of days when requesting stats for the graph. This overloads the system, affecting the Web UI, and makes it unavailable to users.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/TUTUMSPACE/exploits/blob/main/sidekiq.md ExploitThird Party Advisory
https://github.com/mperham/sidekiq/commit/7785ac1399f1b28992adb56055f6acd88fd1d956 PatchThird Party Advisory
https://github.com/rubysec/ruby-advisory-db/pull/495 PatchThird Party Advisory
https://lists.debian.org/debian-lts-announce/2022/03/msg00015.html Mailing ListThird Party Advisory
https://lists.debian.org/debian-lts-announce/2023/03/msg00011.html
https://github.com/TUTUMSPACE/exploits/blob/main/sidekiq.md ExploitThird Party Advisory
https://github.com/mperham/sidekiq/commit/7785ac1399f1b28992adb56055f6acd88fd1d956 PatchThird Party Advisory
https://github.com/rubysec/ruby-advisory-db/pull/495 PatchThird Party Advisory
https://lists.debian.org/debian-lts-announce/2022/03/msg00015.html Mailing ListThird Party Advisory
https://lists.debian.org/debian-lts-announce/2023/03/msg00011.html

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Source: NIST National Vulnerability Database (record CVE-2022-23837), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.