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CVE-2023-35866

20
FAUCET Score

CVE-2023-35866 affects KeePassXC through version 2.7.5, allowing a local attacker to modify database security settings, including the master password and 2FA, within an authenticated session without re-authentication. This medium severity vulnerability (CVSS 5.5) has a low attack complexity and requires local access, impacting integrity by enabling unauthorized changes to security configurations. There is no evidence of active exploitation, and public exploit code is unavailable, with minimal community discussion and media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
<= 2.7.5CPE matchmatch criteria
cpe:2.3:a:keepassxc:keepassxc:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

5.5MEDIUM

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
1.8
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.24%
Probability of exploitation in next 30 days
EPSS Percentile
15.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0024 is in the 65th percentile among its peer group of 15,938 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

github.com / keepassxreboot/keepassxc/issues/9339
Issue Tracking
github.com / keepassxreboot/keepassxc/issues/9339
Issue Tracking
github.com / keepassxreboot/keepassxc/issues/9391
Issue Tracking
keepassxc.org / docs
Product
medium.com / %40cybercitizen.tech/keepassxc-vulnerability-cve-2023-35866-dc7d447c4903