CVE-2026-8987

Authenticated Heap Overflow

Published Jul 21, 2026 CVSS 4.0 · 9.4 Critical EPSS < 1% KEV · Not listed
Description
Autel Maxi Charger Single firmware through V1.03.51 contains a heap-based buffer overflow in the set_ap_param command handled by the /localcfg endpoint. An authenticated attacker can supply oversized input, resulting in denial of service and potentially arbitrary code execution.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Autel maxicharger Single Charger Firmware
CPEs cpe:2.3:h:autel:maxicharger_single_charger:-:*:*:*:*:*:*:*
cpe:2.3:o:autel:maxicharger_single_charger_firmware:*:*:*:*:*:*:*:american_standard
cpe:2.3:o:autel:maxicharger_single_charger_firmware:*:*:*:*:*:*:*:european_standard
Vendors & Products Autel maxicharger Single Charger Firmware
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

Type Values Removed Values Added
First Time appeared Autel
Autel maxicharger Single Charger
Vendors & Products Autel
Autel maxicharger Single Charger
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Autel Maxi Charger Single firmware through V1.03.51 contains a heap-based buffer overflow in the set_ap_param command handled by the /localcfg endpoint. An authenticated attacker can supply oversized input, resulting in denial of service and potentially arbitrary code execution.
Title Authenticated Heap Overflow
Weaknesses CWE-122
References
Metrics cvssV4_0

{'score': 9.4, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
CyberDanube
Published
Updated
Jul 22, 2026, 7:37 PM
Reserved
May 19, 2026, 1:12 PM
Status
Analyzed
Published
Jul 21, 2026, 10:19 PM
Modified
Oct 24, 2026, 5:10 PM