wp-includes/functions.php in WordPress before 4.9.1 does not require the unfiltered_html capability for upload of .js files, which might allow remote attackers to conduct XSS attacks via a crafted file.
Conclusion & alert: CVE-2017-17092 is rated Moderate Risk (52.1/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 4.13%). Mandatory action: Review affected assets and schedule remediation.
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 | 2026-06-15 | 4.92% | 4.13% | -0.78% |
| 2 | 2026-05-24 | 4.06% | 4.92% | +0.85% |
| 3 | 2026-04-21 | — | 4.06% | — |
Full EPSS history (45 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] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
not yet assigned | CVE-2017-17092 not yet assigned priority: Debian including 1 source packages (wordpress), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2017-17092 |
ubuntu
|
medium | CVE-2017-17092 medium priority: Ubuntu including 1 source packages (wordpress), 21 status rows across 21 suites (artful, bionic, cosmic, disco, eoan, focal, groovy, hirsute, impish, jammy, kinetic, lunar, mantic, noble, oracular, plucky, questing, trusty, upstream, xenial, zesty): not-affected 16, ignored 2, DNE 1, needed 1, released 1. | https://ubuntu.com/security/CVE-2017-17092 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| wordpress | wordpress | < 4.9.1 | cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:* |
| debian | debian_linux | 7.0 | cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* |
| debian | debian_linux | 8.0 | cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* |
| debian | debian_linux | 9.0 | cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| http://www.securityfocus.com/bid/102024 | Third Party Advisory VDB Entry |
| https://codex.wordpress.org/Version_4.9.1 | Patch Release Notes Vendor Advisory |
| https://github.com/WordPress/WordPress/commit/67d03a98c2cae5f41843c897f206adde299b0509 | Patch Third Party Advisory |
| https://lists.debian.org/debian-lts-announce/2017/12/msg00019.html | Mailing List Third Party Advisory |
| https://wordpress.org/news/2017/11/wordpress-4-9-1-security-and-maintenance-release/ | Release Notes Vendor Advisory |
| https://wpvulndb.com/vulnerabilities/8966 | Third Party Advisory VDB Entry |
| https://www.debian.org/security/2018/dsa-4090 | Third Party Advisory |