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High CVSS 8.2

CVE-2026-14504

NVD analysis in progress

An authorization bypass in Nexus Repository 3's component upload API allowed a user with only read/browse privileges on a Swift, Terraform, or Conda hosted repository to upload arbitrary artifacts, bypassing the intended write-permission check.

What this means

Exposure
Exploitable remotely over the network, without authentication and with no action from the victim. It also depends on circumstances the attacker does not control.
Impact
An attacker can modify or destroy data.
Weakness
No authorisation check happens before the action.
Likelihood
Its EPSS score stays low: nothing points to imminent exploitation, which is no reason to leave it unpatched.

What to doFold into the next patch cycle. Start with the instances exposed to the internet.

Read automatically from the CVSS vector, the weakness type (CWE) and the EPSS score. The technical description above remains the one published by NIST.

Published
14 July 2026
CVSS
8.2 (v4.0) CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/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
EPSS
0.26% probability of exploitation within 30 days · above 18% of all CVEs
Weakness
CWE-862
Sources
nvd
References

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