How severe is CVE-2020-23355?

CVE-2020-23355 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2020-23355 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-23355?

CVE-2020-23355 affects Codiad. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-23355?

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-2020-23355 published?

CVE-2020-23355 was published on 2021-01-27 and last updated on 2026-06-17.

CVE-2020-23355

CVE-2020-23355 is a high-severity vulnerability in Codiad with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 4.3
EPSS exploit prediction: 1% (58th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Codiad
Published: 2021-01-27
Last modified: 2026-06-17

Description

** PRODUCT NOT SUPPORTED WHEN ASSIGNED ** Codiad 2.8.4 /componetns/user/class.user.php:Authenticate() is vulnerable in magic hash authentication bypass. If encrypted or hash value for the passwords form certain formats of magic hash, e.g, 0e123, another hash value 0e234 something can successfully authenticate.

Frequently asked questions

What is CVE-2020-23355?: ** PRODUCT NOT SUPPORTED WHEN ASSIGNED ** Codiad 2.8.4 /componetns/user/class.user.php:Authenticate() is vulnerable in magic hash authentication bypass. If encrypted or hash value for the passwords form certain formats of magic hash, e.g, 0e123, another hash value 0e234 something can successfully authenticate.
How severe is CVE-2020-23355?: CVE-2020-23355 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2020-23355 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-23355?: CVE-2020-23355 affects Codiad. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-23355?: 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-2020-23355 published?: CVE-2020-23355 was published on 2021-01-27 and last updated on 2026-06-17.

References

https://github.com/Codiad/Codiad/issues/1121

Affected products (1)

cpe:2.3:a:codiad:codiad:2.8.4:*:*:*:*:*:*:*

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