Is esphome affected by CVE-2025-57808?

PyPI esphome is affected in <2025.8.1.

Is CVE-2025-57808 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 1.5%.

high

CVE-2025-57808

Q: Is CVE-2025-57808 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 1.5%.

PyPI · esphome

Summary

ESP-IDF web_server basic auth bypass using empty or incomplete Authorization header

Severity: high
EPSS: 1.5% (p71)
Also known as: GHSA-mxh2-ccgj-8635
Published: 2025-09-02

References

https://github.com/esphome/esphome/security/advisories/GHSA-mxh2-ccgj-8635
https://nvd.nist.gov/vuln/detail/CVE-2025-57808
https://github.com/esphome/esphome/commit/2aceb56606ec8afec5f49c92e140c8050a6ccbe5

Related advisories

CVE-2026-23833 — medium · PyPI/esphome

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Sources: CISA KEV (public domain), OSV.dev & GitHub Advisory Database (CC-BY-4.0), FIRST EPSS, NVD/CWE (public domain). Served live from the Stateward advisory database.