schreibfaul1 ESP32-audioI2S 3.4.5 has a buffer overflow vulnerability in UnpackFrameHeader(). Multiple attacker-controlled index parameters are used to access static and heap table arrays without range limitation. Invalid index values lead to out-of-bounds memory writing and heap buffer overflow.
This CVE has been withdrawn by MITRE
MITRE marked CVE-2026-51244 as REJECTED on . It is no longer considered a valid vulnerability record. The original content below is preserved for historical reference only.
Reason given by MITRE
DO NOT USE THIS CVE RECORD. ConsultIDs: none. Reason: This record was withdrawn by its CNA. Further investigation showed that it was not a security issue. Notes: none.
CVE-2026-51244
✕ Withdrawn — historical dataHIGHPre-NVD 7.5
7.5CVSS
- CVSS v3
- 7.5
- EchelonGraph score
- Not yet assessedThis CVE record was withdrawn by its numbering authority, so there is no vulnerability to rate.
- EPSS PROB
- —
- EPSS %ILE
- —
- KEV
- —Not applicable: this CVE ID was withdrawn
Published
July 27, 2026
Last Modified
July 28, 2026
Frequently asked(4)
What is CVE-2026-51244?
CVE-2026-51244 is a rejected CVE ID: its record was withdrawn on July 31, 2026 and no longer describes a vulnerability. Reason given: DO NOT USE THIS CVE RECORD. ConsultIDs: none. Reason: This record was withdrawn by its CNA. Further investigation showed that it was not a security issue. Notes: none.
When was the CVE record for CVE-2026-51244 published?
The CVE record for CVE-2026-51244 was published on July 27, 2026. EchelonGraph's copy of the record carries a last-modified date of July 28, 2026; the record at its source may have been updated since.
What is the CVSS score of CVE-2026-51244?
CVE-2026-51244 has a CVSS v3.1 base score of 7.5 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-51244?
There is nothing to remediate under CVE-2026-51244: it is a rejected (withdrawn) CVE ID and no longer describes a vulnerability.