How severe is CVE-2020-13961?

CVE-2020-13961 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2020-13961 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-13961?

CVE-2020-13961 affects Strapi. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-13961?

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

When was CVE-2020-13961 published?

CVE-2020-13961 was published on 2020-06-19 and last updated on 2026-06-17.

CVE-2020-13961

CVE-2020-13961 is a medium-severity vulnerability in Strapi with a CVSS 3.x base score of 6.5. 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-20.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 4.0
EPSS exploit prediction: 2% (74th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Strapi
Published: 2020-06-19
Last modified: 2026-06-17

Description

Strapi before 3.0.2 could allow a remote authenticated attacker to bypass security restrictions because templates are stored in a global variable without any sanitation. By sending a specially crafted request, an attacker could exploit this vulnerability to update the email template for both password reset and account confirmation emails.

Frequently asked questions

What is CVE-2020-13961?: Strapi before 3.0.2 could allow a remote authenticated attacker to bypass security restrictions because templates are stored in a global variable without any sanitation. By sending a specially crafted request, an attacker could exploit this vulnerability to update the email template for both password reset and account confirmation emails.
How severe is CVE-2020-13961?: CVE-2020-13961 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2020-13961 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-13961?: CVE-2020-13961 affects Strapi. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-13961?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-13961 published?: CVE-2020-13961 was published on 2020-06-19 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:strapi:strapi:*:*:*:*:*:*:*:*

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