WordPress through 6.1.1 depends on unpredictable client visits to cause wp-cron.php execution and the resulting security updates, and the source code describes "the scenario where a site may not receive enough visits to execute scheduled tasks in a timely manner," but neither the installation guide nor the security guide mentions this default behavior, or alerts the user about security risks on installations with very few visits.
総合評価: CVE-2023-22622 は中リスク（41.9/100）。CVSS 深刻度は中。悪用される可能性が高い（EPSS 1.66%、74 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 | 8.42% | 1.66% | -6.76% |
| 2 | 2026-03-17 | 9.68% | 8.42% | -1.26% |
| 3 | 2026-03-04 | — | 9.68% | — |
EPSS の全履歴 （全 51 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 |
|---|---|---|---|---|---|---|
| 5.3 | 3.1 | MEDIUM |
|
1.6 | 3.6 | [email protected] |
| 5.3 | 3.1 | MEDIUM |
|
1.6 | 3.6 | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
unimportant | CVE-2023-22622 unimportant 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-2023-22622 |
ubuntu
|
medium | CVE-2023-22622 medium priority: Ubuntu including 1 source packages (wordpress), 13 status rows across 13 suites (bionic, focal, jammy, kinetic, lunar, mantic, noble, oracular, plucky, questing, trusty, upstream, xenial): needs-triage 7, ignored 6. | https://ubuntu.com/security/CVE-2023-22622 |
| URL | タグ |
|---|---|
| https://developer.wordpress.org/plugins/cron/ | Product Vendor Advisory |
| https://github.com/WordPress/WordPress/blob/dca7b5204b5fea54e6d1774689777b359a9222ab/wp-cron.php#L5-L8 | Third Party Advisory |
| https://medium.com/%40thecpanelguy/the-nightmare-that-is-wpcron-php-ae31c1d3ae30 | |
| https://patchstack.com/articles/solving-unpredictable-wp-cron-problems-addressing-cve-2023-22622/ | Third Party Advisory |
| https://wordpress.org/about/security/ | Vendor Advisory |
| https://wordpress.org/support/article/how-to-install-wordpress/ | Vendor Advisory |
| https://www.tenable.com/plugins/was/113449 | Third Party Advisory |