CVE-2021-21087

ColdFusion Improper neutralization of web input during page generation could lead to arbitrary JavaScript execution in the browser

CVSS 5.4 MEDIUMEPSS 37.1%CWE-79

Vexday Risk Score

40Attention

SSVC decision (CISA)

Attend

PoC available → attend closely

CVSS 5.4EPSS 37.1%KEV nãoPoC —Nuclei simMetasploit —Patch —

Lifecycle

15 Apr 2021Published on NVD

Recommendation: Plan a near-term fix — a public PoC already exists.

Adobe Coldfusion versions 2016 (update 16 and earlier), 2018 (update 10 and earlier) and 2021.0.0.323925 are affected by an Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability. An attacker could abuse this vulnerability to execute arbitrary JavaScript code in context of the current user. Exploitation of this issue requires user interaction.

CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Affected products

Adobe · ColdFusion

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References

https://helpx.adobe.com/security/products/coldfusion/apsb21-16.html