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Fencer Intel
high 8.2

CVE-2024-37311 json

Collabora Online's remote host TLS certificates are not fully verified

published 2y ago modified 4mo ago also EUVD-2024-36569

cvss
8.2
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 13%
public exploits
0
none known

Summary

Collabora Online is a collaborative online office suite based on LibreOffice. In affected versions of Collabora Online, https connections from coolwsd to other hosts may incompletely verify the remote host's certificate's against the full chain of trust. This vulnerability is fixed in Collabora Online 24.04.4.3, 23.05.14.1, and 22.05.23.1.

Patch / fix

  • collabora online 22.05.23.1, 23.05.14-1, 24.04.4.3
  • collaboraoffice collabora_online 22.05.23.1, 23.05.14-1, 24.04.4.3
  • collaboraoffice richdocumentscode 22.05.23.1, 23.05.14-1, 24.04.4.3

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CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
2y ago

Exploit prediction

0.23% chance of exploitation in the next 30 days, higher than 13% of all scored CVEs (FIRST EPSS, 2026-11-11).

CVSS scores

assigned by version score vector
CNA 3.1 8.2 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N

Affected products

  • CollaboraOnline online

Classification

Weakness
  • CWE-295 Improper Certificate Validation

References

Sources

Fencer Intel 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.

CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.