Claris International has successfully resolved an issue of potentially exposing password information to front-end websites when signed in t…

published 2024-04-26 2 y ago modified 2026-06-17 4 mo ago also EUVD-2023-47376

cvss: 6.1; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.4%; EPSS 0.4% chance of exploitation in 30 days, percentile 39%
public exploits: 0; none known

Claris International has successfully resolved an issue of potentially exposing password information to front-end websites when signed in to the Admin Console with an administrator role. This issue has been fixed in FileMaker Server 20.3.1 by eliminating the send of Admin Role passwords in the Node.js socket.

Patch / fix

fixed in 2

Claris FileMaker Server 20.3.1
claris filemaker_server 20.3.1

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: total
Assessed: 2 y ago (2024-04-29)

Exploit prediction

0.45% chance of exploitation in the next 30 days, higher than 39% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CISA ADP	3.1	6.1	CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:L
NVD	3.1	4.9	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
CNA	3.1	6.1	CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:L

Affected products

Claris FileMaker Server
claris filemaker_server

Classification

Weakness

CWE-257 Storing Passwords in a Recoverable Format
CWE-522 Insufficiently Protected Credentials

References

support.claris.com /s/article/Administrator-role-passwords-being-exposed-when-logged-into-the-Admin-Console?language=en_US
vendor-advisory

Sources

CVE List CVE-2023-42955
NVD CVE-2023-42955

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.

Summary