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CVE-2024-23838

21
FAUCET Score

CVE-2024-23838 is a server-side request forgery (SSRF) vulnerability affecting TrueLayer.NET versions prior to 1.6.0, allowing a malicious actor to manipulate the HttpClient's destination URL. This could lead to unauthorized requests to internal networks or the internet, potentially resulting in information disclosure. With a CVSS score of 7.5 (High), it has a network attack vector and low attack complexity, but no integrity or availability impact. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
< 1.6.0CPE matchmatch criteria
cpe:2.3:a:truelayer:truelayer.net:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

8.6HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
4.0
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.53%
Probability of exploitation in next 30 days
EPSS Percentile
41.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0053 is in the 19th percentile among its peer group of 51,551 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

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

Remediation

Patch Available

Vendor Patches (2)

github_advisorypatch availablevia nvd_reference
View patch
nugetpatch availablevia ghsa
Product: TrueLayer.ClientFixed in: 1.6.0

Vendor Advisories (1)

nugetGHSA-67m4-qxp3-j6hhhigh

TrueLayer.Client SSRF when fetching payment or payment provider

Jan 30, 2024

References

github.com / TrueLayer/truelayer-dotnet/commit/75e436ed5360faa73d6e7ce3a9903a3c49505e3e
Patch
github.com / TrueLayer/truelayer-dotnet/security/advisories/GHSA-67m4-qxp3-j6hh
Vendor Advisory