Vulnerability Report

CVE-2026-48060

Title: HTML Injection leading to XSS due to CSRF cookie escaping issue

XSS

Proof Of Concept

PoC Available for CVE-2026-48060

CWE Category CWE-79

Published Date Jul 28, 2026

Modified Date Jul 30, 2026

Exploit Status Available

Score 8.1 CVSS v3.1

Exploit Probability (EPSS)

0.40%

Vulnerability Summary

CVE-2026-48060: Litestar is an Asynchronous Server Gateway Interface (ASGI) framework. Prior to version 2.20.0, Litestar instances which use a template engine in conjunction with CSRF protection are vulnerable to HTML Injection which can be escalated to Cross Site Scripting due to the contents of the CSRF cookie being excluded from automatic escaping by the template engine when configured inline with documentation recommendations. This issue has been patched in version 2.20.0.

Impacted Vendors

Analysis in Progress...

Reference Links

https://github.com/litestar-org/litestar/releases/tag/v2.20.0 https://github.com/litestar-org/litestar/security/advisories/GHSA-542p-wvx7-72m4 https://github.com/litestar-org/litestar/security/advisories/GHSA-542p-wvx7-72m4

CVSS v3.1

Source Entity [email protected]

Severity HIGH

8.1

Attack Vector

NETWORK

Complexity

LOW

Privileges

N/A

Interaction

REQUIRED

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

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

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2026-48060 Exploits & PoCs (Proof Of Concept)

GitHub https://github.com/Blinky-Keys/CVE-2026-48060

View Code

July 30, 2026 MODIFIED

Vulnerability data updated via NVD.

July 28, 2026 MODIFIED

Vulnerability data updated via NVD.

Attack Vector Matrix

Access Vector NETWORK

Complexity LOW

Privileges N/A

Interaction REQUIRED

CVSS Vector String


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

Affected Stack

No specific products linked.