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Fencer Vulns
critical 9.8

CVE-2021-46362 json

A Server-Side Template Injection (SSTI) vulnerability in the Registration and Forgotten Password forms of Magnolia v6.2.3 and below allows…

published 2022-02-11 4 y ago modified 2026-06-17 4 mo ago also EUVD-2021-33049

cvss
9.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
4.7%
EPSS 4.7% chance of exploitation in 30 days, percentile 91%
public exploits
0
none known

Summary

A Server-Side Template Injection (SSTI) vulnerability in the Registration and Forgotten Password forms of Magnolia v6.2.3 and below allows attackers to execute arbitrary code via a crafted payload entered into the fullname parameter.

Patch / fix

  • magnolia-cms magnolia_cms 6.2.4

Exploit prediction

4.66% chance of exploitation in the next 30 days, higher than 91% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/DrunkenShells/Disclosures/tree/master/CVE-2021-46362-Unauthenticated%20SSTI-Magnolia%20CMS referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-94 Improper Control of Generation of Code

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.