CVE-2021-20784
Medium
Published: 14 July 2021
Published
14 July 2021
Modified
03 December 2024
KEV Added
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Patch
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CVSS Score v3.1
6.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS Score
0.0083
75.0th percentile
Risk Priority
13
60% EPSS · 20% KEV · 20% CVSS
Summary
CVE-2021-20784 is a medium-severity Improper Neutralization of HTTP Headers for Scripting Syntax (CWE-644) vulnerability in Voidtools Everything. Its CVSS base score is 6.1 (Medium).
Operationally, ranked in the top 25.0% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2021-8196
Vulnerability details
HTTP header injection vulnerability in Everything version 1.0, 1.1, and 1.2 except the Lite version may allow a remote attacker to inject an arbitrary script or alter the website that uses the product.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
voidtools
everything
≤ 1.1 · 1.1 — 1.2 · 1.2 — 1.3
Mitigating Controls
No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.