VulnerabilityModified
CVE-2021-32091
A Cross-site scripting (XSS) vulnerability exists in StackLift LocalStack 0.12.6.
MEDIUM 6.1EPSS 0.85%
Does this matter?
Lower severity and a low EPSS score (0.85%). Track it; it rarely justifies an emergency change on its own.
Description
A Cross-site scripting (XSS) vulnerability exists in StackLift LocalStack 0.12.6.
- CVSS 3.1
- 6.1 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- EPSS
- 0.85% probability · 58th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-79
- Affected
- localstack/localstack
- Source
- cve@mitre.org
EPSS 0.8% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- https://blog.sonarsource.com/hack-the-stack-with-localstackExploit, Third Party Advisory
- https://portswigger.net/daily-swig/localstack-zero-day-vulnerabilities-chained-to-achieve-remote-takeover-of-local-instancesExploit, Third Party Advisory
- https://blog.sonarsource.com/hack-the-stack-with-localstackExploit, Third Party Advisory
- https://portswigger.net/daily-swig/localstack-zero-day-vulnerabilities-chained-to-achieve-remote-takeover-of-local-instancesExploit, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.