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Fencer Vulns
critical 9.8

CVE-2022-27228 in the critical feed json

In the vote (aka "Polls, Votes") module before 21.0.100 of Bitrix Site Manager, a remote unauthenticated attacker can execute arbitrary cod…

published 2022-03-22 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-31737

cvss
9.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
20.8%
EPSS 20.8% chance of exploitation in 30 days, percentile 97%
public exploits
0
none known, plus a Nuclei check

Summary

In the vote (aka "Polls, Votes") module before 21.0.100 of Bitrix Site Manager, a remote unauthenticated attacker can execute arbitrary code.

Patch / fix

  • bitrix24 bitrix24 21.0.100

Exploit prediction

20.78% chance of exploitation in the next 30 days, higher than 97% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • Nuclei template Bitrix Site Manager - Remote Code Execution nuclei detection template
  • helpdesk.bitrix24.com https://helpdesk.bitrix24.com/open/15536776/ 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 10.0 AV:N/AC:L/Au:N/C:C/I:C/A:C

Classification

Weakness
  • CWE-20 Improper Input Validation

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.