GHSA-xp26-p53h-6h2p · 深刻度: medium · エコシステム: pip — Improper Neutralization of Input During Web Page Generation in LXML
An issue was discovered in lxml before 4.2.5. lxml/html/clean.py in the lxml.html.clean module does not remove javascript: URLs that use escaping, allowing a remote attacker to conduct XSS attacks, as demonstrated by "j a v a s c r i p t:" in Internet Explorer. This is a similar issue to CVE-2014-3146.
総合評価: CVE-2018-19787 は中リスク(55/100)。CVSS 深刻度は中。悪用される可能性が高い(EPSS 2.44%、82 パーセンタイル) 根拠: 直近 1 日で EPSS が +1.90% 上昇。悪用への関心が高まっている可能性があります。 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 | 0.53% | 2.44% | +1.90% |
| 2 | 2026-03-24 | 0.72% | 0.53% | -0.19% |
| 3 | 2026-03-06 | — | 0.72% | — |
EPSS の全履歴 (全 27 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 |
|---|---|---|---|---|---|---|
| 6.1 | 3.1 | MEDIUM |
|
2.8 | 2.7 | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
| 6.1 | 3.0 | MEDIUM |
|
2.8 | 2.7 | [email protected] |
| 4.3 | 2.0 | MEDIUM |
|
8.6 | 2.9 | [email protected] |
GHSA-xp26-p53h-6h2p · 深刻度: medium · エコシステム: pip — Improper Neutralization of Input During Web Page Generation in LXML
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
not yet assigned | CVE-2018-19787 not yet assigned priority: Debian including 1 source packages (lxml), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2018-19787 |
redhat
|
medium | — | https://access.redhat.com/security/cve/CVE-2018-19787 |
suse
|
medium | CVE-2018-19787 severity moderate: SUSE including 324 source package names (1.7.7.0.1.2016:python3-lxml-4.7.1-3.7.1, 1.8.6.0.3.2.5:python3-lxml-4.7.1-3.7.1, …), 543 product×package rows across 158 product lines (Container ses/7.1/cephcsi/cephcsi, Container ses/7.1/rook/ceph, … (158 product lines)): Fixed 303, Known Affected 231, Known Not Affected 9. | https://www.suse.com/security/cve/CVE-2018-19787/ |
ubuntu
|
medium | CVE-2018-19787 medium priority: Ubuntu including 1 source packages (lxml), 5 status rows across 5 suites (bionic, cosmic, trusty, upstream, xenial): released 4, not-affected 1. | https://ubuntu.com/security/CVE-2018-19787 |
| ベンダー | 製品 | バージョン | 生の CPE |
|---|---|---|---|
| lxml | lxml | < 4.2.5 | cpe:2.3:a:lxml:lxml:*:*:*:*:*:*:*:* |
| debian | debian_linux | 8.0 | cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* |
| canonical | ubuntu_linux | 12.04 | cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:* |
| canonical | ubuntu_linux | 14.04 | cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* |
| canonical | ubuntu_linux | 16.04 | cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* |
| canonical | ubuntu_linux | 18.04 | cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* |
| URL | タグ |
|---|---|
| https://github.com/lxml/lxml/commit/6be1d081b49c97cfd7b3fbd934a193b668629109 | Patch Vendor Advisory |
| https://lists.debian.org/debian-lts-announce/2018/12/msg00001.html | Mailing List Third Party Advisory |
| https://lists.debian.org/debian-lts-announce/2020/11/msg00044.html | |
| https://usn.ubuntu.com/3841-1/ | Third Party Advisory |
| https://usn.ubuntu.com/3841-2/ | Third Party Advisory |