CVE-2020-21122 json
Server-Side Request Forgery in UReport
published 2021-09-15 5 y ago modified 2026-06-17 4 mo ago also GHSA-6q3p-36f4-cwxv , EUVD-2021-1996
- cvss
- 5.3
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.9%
- EPSS 0.9% chance of exploitation in 30 days, percentile 58%
- public exploits
- 0
- none known
Summary
UReport v2.2.9 contains a Server-Side Request Forgery (SSRF) in the designer page which allows attackers to detect intranet device ports.
Exploit prediction
0.85% chance of exploitation in the next 30 days, higher than 58% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- github.com https://github.com/youseries/ureport/issues/483 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N |
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:P/I:N/A:N |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| maven | com.bstek.ureport:ureport2-console | <=2.2.9 |
no fix listed |
Classification
- Weakness
-
- CWE-918 Server-Side Request Forgery
References
-
github.com
/youseries/ureport/issues/483
web, exploit, issue-tracking, third-party-advisory
-
nvd.nist.gov
/vuln/detail/CVE-2020-21122
advisory
-
github.com
/youseries/ureport
package
Sources
- CVE List CVE-2020-21122
- GitHub Advisory GHSA-6q3p-36f4-cwxv
- NVD CVE-2020-21122
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.