Buffer overflow in N/a

CVE-2026-51273

In schreibfaul1 ESP32-audioI2S 3.4.5, a heap-based buffer overflow vulnerability exists in the ID3 tag parsing function showID3Tag() of the embedded audio streaming library. The program reads untrusted long ID3 tag value from malicious aud…

Vulnerability class: Buffer Overflow

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

  • N/a — versions n/a

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-51273?
CVE-2026-51273 is a high-severity vulnerability in N/a, classified under Heap-based Buffer Overflow. CVSS score: 7.8/10. Published 2026-07-28.
How severe is CVE-2026-51273?
High severity. CVSS v3 base score is 7.8 out of 10.