Starlette vulnerabilities: known CVEs & security history
Kludex · Actively exploited · 8 tracked CVEs · 1 actively exploited · updated September 2026 · what is a CVE? →
This is the full list of known vulnerabilities (CVEs) across all Starlette release lines — 8 in total, with 1 actively exploited in the wild. A CVE here doesn't mean your version is affected — check Starlette's current status and the safe version to run.
Known Starlette CVEs
Actively-exploited and most-severe first. Open any CVE for full details.
| CVE | Severity | CVSS | EPSS | Year |
|---|---|---|---|---|
| CVE-2026-48710⚡ exploited | medium | 6.5 | 36% | 2026 |
| CVE-2026-54283 | high | 7.5 | 0% | 2026 |
| CVE-2026-48818 | high | 7.5 | 0% | 2026 |
| CVE-2024-24762 | high | 7.5 | 2% | 2024 |
| CVE-2023-29159 | high | 7.5 | 2% | 2023 |
| CVE-2023-30798 | high | 7.5 | 1% | 2023 |
| CVE-2026-48817 | medium | 5.3 | 0% | 2026 |
| CVE-2026-54282 | low | 3.7 | 0% | 2026 |
Is my Starlette version affected?
The list above spans every release. To know whether your version is affected — and the minimum safe version to upgrade to — check it directly.
Check your Starlette version → · Monitor Starlette for new CVEs →
Starlette vulnerabilities — frequently asked
How many known vulnerabilities does Starlette have?
IsItPatched tracks 8 CVEs for Starlette, 1 of which is actively exploited (CISA KEV). 0 are critical-severity and 5 high-severity. These span every release line — what matters is whether the version you run is affected.
Does Starlette have any actively-exploited vulnerabilities?
Yes — 1 Starlette CVE is in CISA's Known Exploited Vulnerabilities catalog, meaning it is confirmed exploited in the wild. Patch it as a priority.
What is the most severe Starlette vulnerability?
Among tracked issues, CVE-2026-48710 (MEDIUM, CVSS 6.5), which is actively exploited, ranks highest — a CWE-444 weakness.
Is Starlette safe to use?
It depends on the version. The latest supported Starlette release clears the known issues; older versions may still be affected. Check the exact version you run for a verdict.
CVE data aggregated from NVD, CISA KEV and EPSS (FIRST.org). Related: Starlette security status · Starlette end-of-life · actively-exploited CVEs. Always verify against Kludex's advisories — see our disclaimer.