How severe is CVE-2020-3796?

CVE-2020-3796 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2020-3796 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (90th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-3796?

CVE-2020-3796 primarily affects Adobe Coldfusion. In total, 24 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2020-3796?

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

When was CVE-2020-3796 published?

CVE-2020-3796 was published on 2020-06-26 and last updated on 2026-06-17.

CVE-2020-3796

CVE-2020-3796 is a medium-severity vulnerability in Adobe Coldfusion 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.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 4.3
EPSS exploit prediction: 4% (90th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Adobe Coldfusion
Published: 2020-06-26
Last modified: 2026-06-17

Description

ColdFusion versions ColdFusion 2016, and ColdFusion 2018 have an improper access control vulnerability. Successful exploitation could lead to system file structure disclosure.

Frequently asked questions

What is CVE-2020-3796?: ColdFusion versions ColdFusion 2016, and ColdFusion 2018 have an improper access control vulnerability. Successful exploitation could lead to system file structure disclosure.
How severe is CVE-2020-3796?: CVE-2020-3796 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2020-3796 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (90th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-3796?: CVE-2020-3796 primarily affects Adobe Coldfusion. In total, 24 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-3796?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-3796 published?: CVE-2020-3796 was published on 2020-06-26 and last updated on 2026-06-17.

References

https://helpx.adobe.com/security/products/coldfusion/apsb20-18.html

Affected products (24)

cpe:2.3:a:adobe:coldfusion:2016:-:*:*:*:*:*:*
cpe:2.3:a:adobe:coldfusion:2016:update1:*:*:*:*:*:*
cpe:2.3:a:adobe:coldfusion:2016:update10:*:*:*:*:*:*
cpe:2.3:a:adobe:coldfusion:2016:update11:*:*:*:*:*:*
cpe:2.3:a:adobe:coldfusion:2016:update12:*:*:*:*:*:*
cpe:2.3:a:adobe:coldfusion:2016:update13:*:*:*:*:*:*
cpe:2.3:a:adobe:coldfusion:2016:update14:*:*:*:*:*:*
cpe:2.3:a:adobe:coldfusion:2016:update2:*:*:*:*:*:*
cpe:2.3:a:adobe:coldfusion:2016:update3:*:*:*:*:*:*
cpe:2.3:a:adobe:coldfusion:2016:update4:*:*:*:*:*:*
cpe:2.3:a:adobe:coldfusion:2016:update5:*:*:*:*:*:*
cpe:2.3:a:adobe:coldfusion:2016:update6:*:*:*:*:*:*
cpe:2.3:a:adobe:coldfusion:2016:update7:*:*:*:*:*:*
cpe:2.3:a:adobe:coldfusion:2016:update8:*:*:*:*:*:*
cpe:2.3:a:adobe:coldfusion:2016:update9:*:*:*:*:*:*
cpe:2.3:a:adobe:coldfusion:2018:-:*:*:*:*:*:*
cpe:2.3:a:adobe:coldfusion:2018:update1:*:*:*:*:*:*
cpe:2.3:a:adobe:coldfusion:2018:update2:*:*:*:*:*:*
cpe:2.3:a:adobe:coldfusion:2018:update3:*:*:*:*:*:*
cpe:2.3:a:adobe:coldfusion:2018:update4:*:*:*:*:*:*
cpe:2.3:a:adobe:coldfusion:2018:update5:*:*:*:*:*:*
cpe:2.3:a:adobe:coldfusion:2018:update6:*:*:*:*:*:*
cpe:2.3:a:adobe:coldfusion:2018:update7:*:*:*:*:*:*
cpe:2.3:a:adobe:coldfusion:2018:update8:*:*:*:*:*:*

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