CVE-2019-9870

CRITICALNVD 9.89.8—Trending — 3 sources updated this week

9.8

plugin.js in the w8tcha oEmbed plugin before 2019-03-14 for CKEditor mishandles SCRIPT elements.

CVSS v3: 9.8
EG Score: 9.8(medium)
EPSS: 62.1%
KEV: Not listed

Published

March 21, 2019

Last Modified

November 21, 2024

Advisory Details (2)

Auto-updated Jun 2, 2026

Upstream fix merged — awaiting tagged release. Sources: github_commit.

generic

Issue within the CKEditor-oEmbed-Plugin · Issue #94 · w8tcha/CKEditor-oEmbed-Plugin · GitHub

https://github.com/w8tcha/CKEditor-oEmbed-Plugin/issues/94

github_commit

commit 10f6169e3951 (w8tcha/CKEditor-oEmbed-Plugin)

Fix landed in w8tcha/CKEditor-oEmbed-Plugin commit 10f6169e3951 — awaiting tagged release

https://github.com/w8tcha/CKEditor-oEmbed-Plugin/commit/10f6169e39510bbf5af913886037044458b9dc9b

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-19

Data Freshness Timeline

(refreshed 13× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:11 UTCepss_batch
2026-06-02 20:11 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 00:14 UTCepss_batch
2026-05-31 00:14 UTCepss_batch
2026-05-29 13:42 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-27 21:33 UTCEG score recompute
2026-05-27 21:33 UTCGHSA enrichment
2026-05-27 17:35 UTCOSV refresh
2026-05-27 13:39 UTCepss_batch
2026-05-27 13:38 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch

Frequently asked(5)

What is CVE-2019-9870?

CVE-2019-9870 is a critical vulnerability published on March 21, 2019. plugin.js in the w8tcha oEmbed plugin before 2019-03-14 for CKEditor mishandles SCRIPT elements.

When was CVE-2019-9870 disclosed?

CVE-2019-9870 was first published in the National Vulnerability Database on March 21, 2019, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2019-9870 actively exploited?

CVE-2019-9870 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 62.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2019-9870?

CVE-2019-9870 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2019-9870?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2019-9870, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2019-9870

📅 Published

🔄 Last Modified

📋 Advisory Details (2)