CVE-2019-10010

6.1 mediumEPSS 1.1%

Medium (6.1) in thephpleague commonmark. EPSS 1.1% chance of exploitation in the next 30 days.

Cross-site scripting (XSS) vulnerability in the PHP League CommonMark library before 0.18.3 allows remote attackers to insert unsafe links into HTML by using double-encoded HTML entities that are not properly escaped during rendering, a different vulnerability than CVE-2018-20583.

Severity

CVSS 3.0

6.1 medium

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

EPSS: 1.1% chance of exploitation in the next 30 days; higher than 64% of CVEs (scores of 2026-11-01)
CWE: CWE-79
Published: 2019-03-24
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

thephpleague:commonmark

References

https://github.com/thephpleague/commonmark/issues/353
https://github.com/thephpleague/commonmark/releases/tag/0.18.3
https://github.com/thephpleague/commonmark/issues/353
https://github.com/thephpleague/commonmark/releases/tag/0.18.3

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