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CVE-2024-45816

19
FAUCET Score

CVE-2024-45816 is a medium-severity vulnerability affecting Backstage, an open-source developer portal framework, specifically when using AWS S3 or GCS for TechDocs storage. This flaw allows authenticated attackers to bypass permission checks and access the entire storage bucket, potentially leaking sensitive content. With a CVSS score of 6.5, it has a low attack complexity and high confidentiality impact, but no integrity or availability impact. There is currently no known active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
< 1.10.13CPE 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:H/I:N/A:N

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

Exploit Intelligence

EPSS Score
0.73%
Probability of exploitation in next 30 days
EPSS Percentile
50.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0073 is in the 61st percentile among its peer group of 21,951 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-techdocs-backendFixed in: 1.10.13
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-39v3-f278-vj3ghigh

@backstage/plugin-techdocs-backend storage bucket Directory Traversal vulnerability

Sep 17, 2024
redhatCVE-2024-45816Moderate

plugin-techdocs-backend: storage bucket directory traversal in TechDocs

Sep 17, 2024

References

github.com / backstage/backstage/security/advisories/GHSA-39v3-f278-vj3g
Third Party Advisory