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© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2026-27638

24
FAUCET Score

CVE-2026-27638 is an improper authorization vulnerability affecting

Impacted Technologies

VendorProductVersion(s)CPE
< 26.2.1CPE matchmatch criteria
cpe:2.3:a:actualbudget:actual:*:*:*:*:*:node.js:*:*

CVSS Data

CVSS version used by this source: 4.0

5.7MEDIUM

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
VS Confidentiality
NONE
VS Integrity
HIGH
VS Availability
NONE
SS Confidentiality
NONE
SS Integrity
NONE
SS Availability
NONE
Exploit Maturity
PROOF_OF_CONCEPT
CvssVersion
4.0

Exploit Intelligence

EPSS Score
0.29%
Probability of exploitation in next 30 days
EPSS Percentile
21.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0029 is in the 9th percentile among its peer group of 17,844 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 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

Patch Available

Vendor Patches (2)

github_advisorypatch availablevia nvd_reference
View patch
npmpatch availablevia ghsa
Product: @actual-app/sync-serverFixed in: 26.2.1

Vendor Advisories (1)

npmGHSA-qmjj-p7m9-wjrvmedium

@actual-app/sync-server: Missing authorization in sync endpoints allows cross-user budget file access in multi-user mode

Feb 27, 2026

References

github.com / actualbudget/actual/commit/9966c024cb75f57943193cac8e42f401efed9d08
Patch
github.com / actualbudget/actual/releases/tag/v26.2.1
ProductRelease Notes
github.com / actualbudget/actual/security/advisories/GHSA-qmjj-p7m9-wjrv
ExploitVendor Advisory