CVE-2020-29204 json
Cross-site Scripting in XXL-JOB
published 2020-12-27 5 y ago modified 2026-06-17 4 mo ago also GHSA-wc73-w5r9-x9pc , EUVD-2021-2265
- cvss
- 6.1
- 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 59%
- public exploits
- 0
- none known
Summary
XXL-JOB 2.2.0 allows Stored XSS (in Add User) to bypass the 20-character limit via xxl-job-admin/src/main/java/com/xxl/job/admin/controller/UserController.java.
Patch / fix
Exploit prediction
0.89% chance of exploitation in the next 30 days, higher than 59% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- github.com https://github.com/xuxueli/xxl-job/issues/2083 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
| NVD | 2.0 | 4.3 | AV:N/AC:M/Au:N/C:N/I:P/A:N |
| GitHub | 3.1 | 6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| maven | com.xuxueli:xxl-job-core | <2.3.0 |
2.3.0 |
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
References
-
github.com
/xuxueli/xxl-job/commit/227628567354d3c156951009d683c6fec3006e0e
web
-
github.com
/xuxueli/xxl-job/issues/2083
web, exploit, third-party-advisory
-
nvd.nist.gov
/vuln/detail/CVE-2020-29204
advisory
-
github.com
/xuxueli/xxl-job
package
Sources
- CVE List CVE-2020-29204
- GitHub Advisory GHSA-wc73-w5r9-x9pc
- NVD CVE-2020-29204
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.