How severe is CVE-2020-5623?

CVE-2020-5623 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2020-5623 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-5623?

CVE-2020-5623 primarily affects Nitori. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2020-5623?

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

When was CVE-2020-5623 published?

CVE-2020-5623 was published on 2020-08-28 and last updated on 2026-06-17.

CVE-2020-5623

CVE-2020-5623 is a medium-severity vulnerability in Nitori with a CVSS 3.x base score of 6.1. 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-601.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v2: 5.8
EPSS exploit prediction: 1% (54th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-601
Affected product: Nitori
Published: 2020-08-28
Last modified: 2026-06-17

Description

NITORI App for Android versions 6.0.4 and earlier and NITORI App for iOS versions 6.0.2 and earlier allow remote attackers to lead a user to access an arbitrary website via the vulnerable App. As a result, the user may become a victim of a phishing attack.

Frequently asked questions

What is CVE-2020-5623?: NITORI App for Android versions 6.0.4 and earlier and NITORI App for iOS versions 6.0.2 and earlier allow remote attackers to lead a user to access an arbitrary website via the vulnerable App. As a result, the user may become a victim of a phishing attack.
How severe is CVE-2020-5623?: CVE-2020-5623 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2020-5623 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-5623?: CVE-2020-5623 primarily affects Nitori. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-5623?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-5623 published?: CVE-2020-5623 was published on 2020-08-28 and last updated on 2026-06-17.

References

https://jvn.jp/en/jp/JVN77402327/index.html

Affected products (2)

cpe:2.3:a:nitori:nitori:*:*:*:*:*:iphone_os:*:*
cpe:2.3:a:nitori:nitori:*:*:*:*:*:android:*:*

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