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CVE-2024-45815

18
FAUCET Score

CVE-2024-45815 is a medium-severity vulnerability affecting Backstage, an open-source developer portal framework, specifically instances with the catalog backend plugin. An authenticated attacker can disrupt service availability by crafting a malicious query to the catalog API, leading to a denial of service. There are no known active exploits, public exploit code, or significant community discussion surrounding this vulnerability. Users are advised to upgrade to Backstage version 1.26.0 of the @backstage/plugin-catalog-backend to remediate this issue, as no workarounds exist.

Impacted Technologies

VendorProductVersion(s)CPE
< 1.26.0CPE matchmatch criteria
cpe:2.3:a:linuxfoundation:backstage:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

6.5MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.51%
Probability of exploitation in next 30 days
EPSS Percentile
40.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0051 is in the 51st percentile among its peer group of 21,957 CVEs.

Social Chatter

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

Media Mentions

No media coverage found for this CVE.

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

Remediation

Patch Available

Vendor Patches (2)

npmpatch availablevia ghsa
Product: @backstage/plugin-catalog-backendFixed in: 1.26.0
redhatpatch availablevia redhat_api
Product: Red Hat Developer Hub (RHDH) 1.4Fixed in: rhdh/rhdh-hub-rhel9:sha256:48edcf6f736e17f33d3630ce2fddc19e95316b7824a7af24e9f0df48ac4f4fe3
View patch

Vendor Advisories (2)

npmGHSA-3x3f-jcp3-g22jhigh

@backstage/plugin-catalog-backend Prototype Pollution vulnerability

Sep 17, 2024
redhatCVE-2024-45815Moderate

plugin-catalog-backend: prototype pollution vulnerability

Sep 17, 2024

References

github.com / backstage/backstage/security/advisories/GHSA-3x3f-jcp3-g22j
Third Party Advisory