How severe is CVE-2021-26625?

CVE-2021-26625 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-26625 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-26625?

CVE-2021-26625 affects Tobesoft Nexacro. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-26625?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2021-26625 published?

CVE-2021-26625 was published on 2022-04-19 and last updated on 2026-06-17.

CVE-2021-26625

CVE-2021-26625 is a high-severity vulnerability in Tobesoft Nexacro with a CVSS 3.x base score of 8.8. 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-345.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 6.8
EPSS exploit prediction: 1% (45th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-345
Affected product: Tobesoft Nexacro
Published: 2022-04-19
Last modified: 2026-06-17

Description

Insufficient Verification of input Data leading to arbitrary file download and execute was discovered in Nexacro platform. This vulnerability is caused by an automatic update function that does not verify input data except version information. Remote attackers can use this incomplete validation logic to download and execute arbitrary malicious file.

Frequently asked questions

What is CVE-2021-26625?: Insufficient Verification of input Data leading to arbitrary file download and execute was discovered in Nexacro platform. This vulnerability is caused by an automatic update function that does not verify input data except version information. Remote attackers can use this incomplete validation logic to download and execute arbitrary malicious file.
How severe is CVE-2021-26625?: CVE-2021-26625 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-26625 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-26625?: CVE-2021-26625 affects Tobesoft Nexacro. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-26625?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2021-26625 published?: CVE-2021-26625 was published on 2022-04-19 and last updated on 2026-06-17.

References

https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=66661

Affected products (1)

cpe:2.3:a:tobesoft:nexacro:*:*:*:*:*:*:*:*

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CVE-2021-26612 — High (CVSS 8.1): An improper input validation leading to arbitrary file creation was discovered in copy method of Nexacro platform.…
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