CVE-2023-46729: sentry-javascript provides Sentry SDKs for JavaScript. An unsanitized input of Next.js SDK tunnel endpoint allows sending HTTP requests to arbitrary U...

Description

sentry-javascript provides Sentry SDKs for JavaScript. An unsanitized input of Next.js SDK tunnel endpoint allows sending HTTP requests to arbitrary URLs and reflecting the response back to the user. This issue only affects users who have Next.js SDK tunneling feature enabled. The problem has been fixed in version 7.77.0.

Metrics

CVSS 3.1

6.1/10

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

EPSS Probability

0.63%

45.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-918

Affected Software

Vendor	Product	Versions
Sentry	Sentry Software Development Kit	>= 7.26.0, < 7.77.0

References

Timeline

Published: Nov 10, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-46729?

sentry-javascript provides Sentry SDKs for JavaScript. An unsanitized input of Next.js SDK tunnel endpoint allows sending HTTP requests to arbitrary URLs and reflecting the response back to the user. This issue only affects users who have Next.js SDK tunneling feature enabled. The problem has been fixed in version 7.77.0.

How severe is CVE-2023-46729?

CVE-2023-46729 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.63% probability of exploitation in the next 30 days.

How do I fix CVE-2023-46729?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.