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Fencer Vulns
high 7.5

CVE-2023-26141 json

sidekiq Denial of Service vulnerability

published 2023-09-14 3 y ago modified 2026-06-17 4 mo ago also GHSA-3qc2-v3hp-6cv8 , EUVD-2023-2408

cvss
7.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.9%
EPSS 0.9% chance of exploitation in 30 days, percentile 61%
public exploits
0
none known

Summary

Versions of the package sidekiq before 7.1.3 are vulnerable to Denial of Service (DoS) due to insufficient checks in the dashboard-charts.js file. An attacker can exploit this vulnerability by manipulating the localStorage value which will cause excessive polling requests.

Patch / fix

  • rubygems sidekiq 6.5.10, 7.1.3
  • n/a sidekiq 7.1.3
  • contribsys sidekiq 6.5.10, 7.1.3
  • candlepin satellite 6.14 4.3.11-1.el8sat
  • mosquitto satellite capsule 6.14, satellite 6.14 2.0.17-1.el8sat
  • puppet-agent satellite capsule 6.14, satellite 6.14 7.27.0-1.el8sat
  • puppetserver satellite capsule 6.14, satellite 6.14 7.14.0-1.el8sat
  • rubygem-grpc satellite 6.14 1.58.0-1.el8sat
  • rubygem-puma satellite 6.14 6.3.1-1.el8sat
  • rubygem-sidekiq satellite 6.14 6.5.12-1.el8sat
  • candlepin-selinux satellite 6.14 4.3.11-1.el8sat

red hat advisories RHSA-2024:0797

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2023-26141 updated cvss 4.9

sidekiq: DoS in dashboard-charts

  • Red Hat 3scale API Management Platform 2 3amp-2/3scale-amp-system-container
    affected: no fix available
  • Red Hat Satellite 6.14 for RHEL 8 rubygem-sidekiq 6.5.12-1.el8sat
    fixed: vendor fix RHSA-2024:0797
  • Red Hat Satellite 6.14 for RHEL 8 candlepin 4.3.11-1.el8sat, foreman 3.7.0.11-2.el8sat, mosquitto 2.0.17-1.el8sat, satellite 6.14.2-1.el8sat, rubygem-kafo 7.2.0-1.el8sat, rubygem-puma 6.3.1-1.el8sat, +27 more
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
2 y ago

Exploit prediction

0.94% chance of exploitation in the next 30 days, higher than 61% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • gist.github.com https://gist.github.com/keeganparr1/1dffd3c017339b7ed5371ed3d81e6b2a referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P
CNA 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD 3.1 4.9 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
GitHub 3.1 5.7 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H

Affected packages

ecosystem package affected fixed in
rubygems sidekiq
>=7.0.0, <7.1.3
<6.5.10
7.1.3
6.5.10

Affected products

  • n/a sidekiq
  • contribsys sidekiq

Classification

Weakness
  • CWE-400 Uncontrolled Resource Consumption
  • CWE-345 Insufficient Verification of Data Authenticity

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.