How severe is CVE-2020-27508?

CVE-2020-27508 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 high, integrity none, and availability none.

Is CVE-2020-27508 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-27508?

CVE-2020-27508 affects Frappe. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-27508?

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-2020-27508 published?

CVE-2020-27508 was published on 2020-12-11 and last updated on 2026-06-17.

CVE-2020-27508

CVE-2020-27508 is a high-severity vulnerability in Frappe 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: 5.0
EPSS exploit prediction: 1% (68th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Frappe
Published: 2020-12-11
Last modified: 2026-06-17

Description

In two-factor authentication, the system also sending 2fa secret key in response, which enables an intruder to breach the 2fa security.

Frequently asked questions

What is CVE-2020-27508?: In two-factor authentication, the system also sending 2fa secret key in response, which enables an intruder to breach the 2fa security.
How severe is CVE-2020-27508?: CVE-2020-27508 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 high, integrity none, and availability none.
Is CVE-2020-27508 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-27508?: CVE-2020-27508 affects Frappe. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-27508?: 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-2020-27508 published?: CVE-2020-27508 was published on 2020-12-11 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:frappe:frappe:*:*:*:*:*:*:*:*

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