How severe is CVE-2020-15400?

CVE-2020-15400 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2020-15400 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (36th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-15400?

CVE-2020-15400 affects Cakefoundation Cakephp. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-15400?

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

When was CVE-2020-15400 published?

CVE-2020-15400 was published on 2020-06-30 and last updated on 2026-06-17.

CVE-2020-15400

CVE-2020-15400 is a medium-severity vulnerability in Cakefoundation Cakephp 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
CVSS v2: 4.3
EPSS exploit prediction: 0% (36th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Cakefoundation Cakephp
Published: 2020-06-30
Last modified: 2026-06-17

Description

CakePHP before 4.0.6 mishandles CSRF token generation. This might be remotely exploitable in conjunction with XSS.

Frequently asked questions

What is CVE-2020-15400?: CakePHP before 4.0.6 mishandles CSRF token generation. This might be remotely exploitable in conjunction with XSS.
How severe is CVE-2020-15400?: CVE-2020-15400 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2020-15400 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (36th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-15400?: CVE-2020-15400 affects Cakefoundation Cakephp. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-15400?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-15400 published?: CVE-2020-15400 was published on 2020-06-30 and last updated on 2026-06-17.

References

https://bakery.cakephp.org/2020/04/18/cakephp_406_released.html

Affected products (1)

cpe:2.3:a:cakefoundation:cakephp:*:*:*:*:*:*:*:*

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