Missing SSL certificate validation in localstack v2.3.2 allows attackers to eavesdrop on…
Priority LOW 34CWE-295Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- High
- Impact type
- Spoofing
- Confidentiality · integrity · availability
- High · High · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and GitHub. Impact type from CWE-295.
Summary
Missing SSL certificate validation in localstack v2.3.2 allows attackers to eavesdrop on communications between the host and server via a man-in-the-middle attack.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00301 22nd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
| — | localstack (PyPI) | up to 3.0.0 | — | No fix listed | GHSA-8633-g3ph-97rp |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
- localstack (PyPI) Vendor— Affected up to 3.0.0 Fixed in — No fix listed GHSA-8633-g3ph-97rp
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:localstack:localstack:2.3.2:*:*:*:*:*:*:* | 2.3.2 | Vulnerable | localstack |
- cpe:2.3:a:localstack:localstack:2.3.2:*:*:*:*:*:*:* Versions 2.3.2 Vulnerable ·localstack
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2023-48054
- 2026-10-03 Alias added: GHSA-8633-g3ph-97rp
References
More Localstack vulnerabilities
- TI-2021-12043 The dashboard component of StackLift LocalStack 0.12.6 allows attackers to inject… CVSS 3.1CRITICAL 9.8
- TI-2021-12044 A Cross-site scripting (XSS) vulnerability exists in StackLift LocalStack 0.12.6. CVSS 3.1MEDIUM 6.1
Sources
- CVE-2023-48054 · CVE Program
- CVE-2023-48054 · NVD
- FIRST EPSS
- GHSA-8633-g3ph-97rp · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences