How severe is CVE-2021-34590?

CVE-2021-34590 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2021-34590 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-34590?

CVE-2021-34590 primarily affects Bender Cc612 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-2021-34590?

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

When was CVE-2021-34590 published?

CVE-2021-34590 was published on 2022-04-27 and last updated on 2026-06-17.

CVE-2021-34590

CVE-2021-34590 is a medium-severity vulnerability in Bender Cc612 Firmware with a CVSS 3.x base score of 5.4. 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 5.4)
CVSS v2: 3.5
EPSS exploit prediction: 0% (34th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Bender Cc612 Firmware
Published: 2022-04-27
Last modified: 2026-06-17

Description

In Bender/ebee Charge Controllers in multiple versions are prone to Cross-site Scripting. An authenticated attacker could write HTML Code into configuration values. These values are not properly escaped when displayed.

Frequently asked questions

What is CVE-2021-34590?: In Bender/ebee Charge Controllers in multiple versions are prone to Cross-site Scripting. An authenticated attacker could write HTML Code into configuration values. These values are not properly escaped when displayed.
How severe is CVE-2021-34590?: CVE-2021-34590 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2021-34590 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-34590?: CVE-2021-34590 primarily affects Bender Cc612 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-2021-34590?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-34590 published?: CVE-2021-34590 was published on 2022-04-27 and last updated on 2026-06-17.

References

https://cert.vde.com/en/advisories/VDE-2021-047

Affected products (2)

cpe:2.3:o:bender:cc612_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:bender:icc15xx_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Bender Cc612 Firmware

CVE-2021-34601 — Critical (CVSS 9.8): In Bender/ebee Charge Controllers in multiple versions are prone to Hardcoded Credentials. Bender charge controller…
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CVE-2021-34592 — High (CVSS 8.8): In Bender/ebee Charge Controllers in multiple versions are prone to Command injection via Web interface. An…
CVE-2021-34588 — High (CVSS 8.6): In Bender/ebee Charge Controllers in multiple versions are prone to unprotected data export. Backup export is protected…
CVE-2021-34591 — High (CVSS 7.8): In Bender/ebee Charge Controllers in multiple versions are prone to Local privilege Escalation. An authenticated…
CVE-2021-34589 — High (CVSS 7.5): In Bender/ebee Charge Controllers in multiple versions are prone to an RFID leak. The RFID of the last charge event can…

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