Stored XSS vulnerability in Flyspray before 1.0-rc6 allows an authenticated user to inject JavaScript to gain administrator privileges, via the real_name or email_address field to themes/CleanFS/templates/common.editallusers.tpl.
Conclusion & alert: CVE-2017-15213 is rated Low Risk (38.9/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.29%). Mandatory action: Monitor for updates and reassess as exploit intelligence or EPSS changes.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2025-03-30 | 0.24% | 0.29% | +0.05% |
| 2 | 2025-03-29 | 0.29% | 0.24% | -0.05% |
| 3 | 2025-03-17 | — | 0.29% | — |
Full EPSS history (6 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 5.4 | 3.0 | MEDIUM |
|
2.3 | 2.7 | [email protected] |
| 3.5 | 2.0 | LOW |
|
6.8 | 2.9 | [email protected] |
| URL | Tags |
|---|---|
| http://openwall.com/lists/oss-security/2017/10/07/1 | Mailing List Patch Third Party Advisory VDB Entry |
| https://github.com/Flyspray/flyspray/commit/754ec5d04348ef7ecb8cb02ade976dc412b031f8 | Patch Third Party Advisory |
| https://github.com/Flyspray/flyspray/releases/tag/v1.0-rc6 | Release Notes Third Party Advisory |