How severe is CVE-2021-37213?

CVE-2021-37213 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2021-37213 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (51st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-37213?

CVE-2021-37213 affects Larvata Flygo. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-37213?

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

When was CVE-2021-37213 published?

CVE-2021-37213 was published on 2021-08-09 and last updated on 2026-06-17.

CVE-2021-37213

CVE-2021-37213 is a medium-severity vulnerability in Larvata Flygo with a CVSS 3.x base score of 4.3. 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-639.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
CVSS v2: 4.0
EPSS exploit prediction: 1% (51st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-639
Affected product: Larvata Flygo
Published: 2021-08-09
Last modified: 2026-06-17

Description

The check-in record page of Flygo contains Insecure Direct Object Reference (IDOR) vulnerability. After being authenticated as a general user, remote attackers can manipulate the employee ID and date in specific parameters to access particular employee’s check-in record.

Frequently asked questions

What is CVE-2021-37213?: The check-in record page of Flygo contains Insecure Direct Object Reference (IDOR) vulnerability. After being authenticated as a general user, remote attackers can manipulate the employee ID and date in specific parameters to access particular employee’s check-in record.
How severe is CVE-2021-37213?: CVE-2021-37213 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2021-37213 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (51st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-37213?: CVE-2021-37213 affects Larvata Flygo. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-37213?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-37213 published?: CVE-2021-37213 was published on 2021-08-09 and last updated on 2026-06-17.

References

https://www.twcert.org.tw/tw/cp-132-4990-0c75d-1.html

Affected products (1)

cpe:2.3:a:larvata:flygo:*:*:*:*:*:*:*:*

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