CVE-2025-69723

A reflected cross-site scripting (XSS) vulnerability in localstack v4.9.2 allows attackers to execute arbitrary Javascript in the context of the user's browser via a crafted URL.

EPSS

0.1% chance of exploitation in the next 30 days; higher than 3% of CVEs (scores of 2026-10-25)

Published

2026-10-22

Modified

2026-10-23

Record from

the NVD, synced 2026-10-24

References

• https://cyberroute.github.io/post/2025-12-11-localstack-hack/

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