Cyber Resilience

CVE-2021-3818

MediumPublic PoC

Published: 27 September 2021

Published
27 September 2021
Modified
21 November 2024
KEV Added
—
Patch
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CVSS Score v3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
EPSS Score 0.0029 53.1th percentile
Risk Priority 11 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-3818 is a medium-severity Reliance on Cookies without Validation and Integrity Checking (CWE-565) vulnerability in Getgrav Grav. Its CVSS base score is 5.3 (Medium).

Operationally, ranked in the top 46.9% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

grav is vulnerable to Reliance on Cookies without Validation and Integrity Checking

CWE(s)
CWE-565

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

getgrav
grav
≤ 1.7.22

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References