In WordPress before 4.9.9 and 5.x before 5.0.1, when the Apache HTTP Server is used, authors could upload crafted files that bypass intended MIME type restrictions, leading to XSS, as demonstrated by a .jpg file without JPEG data.
総合評価: CVE-2018-20149 は中リスク(51.2/100)。CVSS 深刻度は中。悪用される可能性が高い(EPSS 3.44%、87 パーセンタイル) 推奨対応: 影響資産を整理し、修補計画に組み込んでください。
リスクは変動します。再評価に基づき、本ページの表示内容を更新しています。
EPSS は日次で悪用されやすさの相対度合いを推定します。パーセンタイルは採点済み CVE の中での相対位置(高いほど相対的に深刻)を示します。
| # | 日付 | 旧 EPSS スコア | 新 EPSS スコア | Δ(新 − 旧) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 4.43% | 3.44% | -0.98% |
| 2 | 2026-03-04 | 3.53% | 4.43% | +0.89% |
| 3 | 2026-03-01 | — | 3.53% | — |
EPSS の全履歴 (全 41 件)
この CVE の CVSS 指標。
| ベーススコア | バージョン | 深刻度 | ベクトル | 悪用しやすさ | 影響 | スコアの出典 |
|---|---|---|---|---|---|---|
| 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-2018-20149 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-2018-20149 |
ubuntu
|
medium | CVE-2018-20149 medium priority: Ubuntu including 1 source packages (wordpress), 19 status rows across 19 suites (bionic, cosmic, disco, eoan, focal, groovy, hirsute, impish, jammy, kinetic, lunar, mantic, noble, oracular, plucky, questing, trusty, upstream, xenial): not-affected 14, needed 2, DNE 1, ignored 1, released 1. | https://ubuntu.com/security/CVE-2018-20149 |
| ベンダー | 製品 | バージョン | 生の CPE |
|---|---|---|---|
| wordpress | wordpress | < 4.9.9 | cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:* |
| wordpress | wordpress | >= 5.0, < 5.0.1 | cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:* |
| 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 | タグ |
|---|---|
| http://www.securityfocus.com/bid/106220 | Third Party Advisory VDB Entry |
| https://codex.wordpress.org/Version_4.9.9 | Product Vendor Advisory |
| https://github.com/WordPress/WordPress/commit/246a70bdbfac3bd45ff71c7941deef1bb206b19a | Patch Third Party Advisory |
| https://lists.debian.org/debian-lts-announce/2019/02/msg00019.html | Mailing List Third Party Advisory |
| https://wordpress.org/news/2018/12/wordpress-5-0-1-security-release/ | Release Notes Vendor Advisory |
| https://wordpress.org/support/wordpress-version/version-5-0-1/ | Release Notes Vendor Advisory |
| https://wpvulndb.com/vulnerabilities/9175 | Vendor Advisory |
| https://www.debian.org/security/2019/dsa-4401 | Third Party Advisory |
| https://www.zdnet.com/article/wordpress-plugs-bug-that-led-to-google-indexing-some-user-passwords/ | Press/Media Coverage Third Party Advisory |