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CVE-2023-1892

43
FAUCET Score

CVE-2023-1892 is a critical reflected Cross-site Scripting (XSS) vulnerability affecting Sidekiq versions prior to 7.0.8. With a CVSS score of 9.6, this vulnerability is easily exploitable over the network with low attack complexity, requiring user interaction, and can lead to high impact on confidentiality, integrity, and availability. While not currently listed in CISA's KEV catalog, exploit templates are available for tools like Nuclei, and the vulnerability has garnered significant community discussion, indicating potential for future exploitation.

Impacted Technologies

VendorProductVersion(s)CPE
>= 7.0.4, < 7.0.8CPE matchmatch criteria
cpe:2.3:a:contribsys:sidekiq:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

8.3HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
LOW
Exploitability Score
2.8
Impact Score
5.5
CvssVersion
3.0

Exploit Intelligence

EPSS Score
2.74%
Probability of exploitation in next 30 days
EPSS Percentile
84.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
Nuclei: CVE-2023-1892 · Apr 25, 2024
This CVE's current EPSS score of 0.0274 is in the 89th percentile among its peer group of 834 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.8 Bluesky, 0.5 Mastodon, and 1.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.1 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

github_advisorypatch availablevia nvd_reference
View patch
rubygemspatch availablevia ghsa
Product: sidekiqFixed in: 7.0.8

Vendor Advisories (2)

rubygemsGHSA-h3r8-h5qw-4r35high

sidekiq vulnerable to cross-site scripting

Apr 21, 2023
redhatCVE-2023-1892Important

sidekiq: Reflected XSS on Sidekiq through multiples endpoints via GET parameter "period" in sidekiq/sidekiq

Apr 21, 2023

References

github.com / sidekiq/sidekiq/commit/458fdf74176a9881478c48dc5cf0269107b22214
Patch
huntr.dev / bounties/e35e5653-c429-4fb8-94a3-cbc123ae4777
ExploitPatchThird Party Advisory