How severe is CVE-2026-8988?

CVE-2026-8988 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-8988 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (13th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-8988?

CVE-2026-8988 primarily affects Autel Maxicharger Single Charger Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2026-8988?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2026-8988 published?

CVE-2026-8988 was published on 2026-07-21 and last updated on 2026-08-13.

CVE-2026-8988

CVE-2026-8988 is a medium-severity vulnerability in Autel Maxicharger Single Charger Firmware with a CVSS 3.x base score of 6.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-1191.

Key facts

Severity: Medium (CVSS 3.x base score 6.8)
CVSS v4: 8.6
EPSS exploit prediction: 0% (13th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-1191
Affected product: Autel Maxicharger Single Charger Firmware
Published: 2026-07-21
Last modified: 2026-08-13

Description

Autel Maxi Charger Single firmware through V1.03.51 exposes an accessible UART interface that permits interruption of the boot process and access to the U-Boot bootloader. An attacker with physical access can modify the boot configuration or file system to obtain operating system access.

Frequently asked questions

What is CVE-2026-8988?: Autel Maxi Charger Single firmware through V1.03.51 exposes an accessible UART interface that permits interruption of the boot process and access to the U-Boot bootloader. An attacker with physical access can modify the boot configuration or file system to obtain operating system access.
How severe is CVE-2026-8988?: CVE-2026-8988 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-8988 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (13th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-8988?: CVE-2026-8988 primarily affects Autel Maxicharger Single Charger Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2026-8988?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2026-8988 published?: CVE-2026-8988 was published on 2026-07-21 and last updated on 2026-08-13.

References

https://cyberdanube.com/security-research/multiple-vulnerabilities-in-autel-maxi-charger/

Affected products (2)

cpe:2.3:o:autel:maxicharger_single_charger_firmware:*:*:*:*:*:*:*:american_standard
cpe:2.3:o:autel:maxicharger_single_charger_firmware:*:*:*:*:*:*:*:european_standard

More vulnerabilities in Autel Maxicharger Single Charger Firmware

CVE-2026-8986 — Critical (CVSS 9.8): Autel Maxi Charger Single firmware through V1.03.51 is vulnerable to OS command injection when processing OCPP…
CVE-2026-8985 — Critical (CVSS 9.8): Autel Maxi Charger Single firmware through V1.03.51 is vulnerable to OS command injection in the /test endpoint exposed…
CVE-2026-8984 — Critical (CVSS 9.8): Autel Maxi Charger Single firmware through V1.03.51 allows unauthenticated remote code execution via the service…
CVE-2026-8983 — Critical (CVSS 9.8): Autel Maxi Charger Single firmware through V1.03.51 contains a hard-coded authentication token that bypasses…
CVE-2026-8987 — High (CVSS 8.8): Autel Maxi Charger Single firmware through V1.03.51 contains a heap-based buffer overflow in the set_ap_param command…
CVE-2025-5830 — High (CVSS 8.8): Autel MaxiCharger AC Wallbox Commercial DLB_SlaveRegister Heap-based Buffer Overflow Remote Code Execution…

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CVE-2025-65821 — High (CVSS 7.5): As UART download mode is still enabled on the ESP32 chip on which the firmware runs, an adversary can dump the flash…
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