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CVE-2026-5251

23
FAUCET Score

CVE-2026-5251 details a vulnerability in z-9527 admin versions 1.0 and 2.0, specifically within the User Update Endpoint's /server/routes/user.js file, where manipulating the 'isAdmin' argument can lead to dynamically-determined object attributes. Rated Medium with a CVSS score of 6.3, this flaw can be exploited remotely with low privileges and no user interaction, potentially leading to low impacts on confidentiality, integrity, and availability. Although not currently on the KEV catalog or Hot List, a public exploit is available, increasing the risk of exploitation despite minimal community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
Z-9527Admin
1.0, 2.0CNA affected

CVSS Data

CVSS version used by this source: 4.0

2.1LOW

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/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
LOW
VS Integrity
LOW
VS Availability
LOW
SS Confidentiality
NONE
SS Integrity
NONE
SS Availability
NONE
Exploit Maturity
PROOF_OF_CONCEPT
CvssVersion
4.0

Exploit Intelligence

EPSS Score
0.24%
Probability of exploitation in next 30 days
EPSS Percentile
15.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0024 is in the 18th percentile among its peer group of 21,977 CVEs.

Social Chatter

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

Media Mentions

No media coverage found for this CVE.

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

Remediation

Remediation records are not available for this CVE.

References

github.com / CC-T-454455/Vulnerabilities/tree/master/z9527-admin/vulnerability-11
vuldb.com / submit/780607
vuldb.com / vuln/354441
vuldb.com / vuln/354441/cti