CVSS 3.1
8.8 highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HCVE-2021-43116
High (8.8) in alibaba nacos. EPSS 7.5% chance of exploitation in the next 30 days.
An Access Control vulnerability exists in Nacos 2.0.3 in the access prompt page; enter username and password, click on login to capture packets and then change the returned package, which lets a malicious user login.
Severity
- EPSS
- 7.5% chance of exploitation in the next 30 days; higher than 94% of CVEs (scores of 2026-10-31)
- CWE
- CWE-287
- Published
- Modified
- Record from
- the NVD, synced
Affected
- alibaba:nacos
Packages (OSV)
| Advisory | Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|---|
| GHSA-2g86-r6w2-wqqr | Maven | com.alibaba.nacos:nacos-client | <=2.0.3 | no fix published |