Medium severity · published Mar 24, 2019
CVE-2019-10010
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…
6.1
CVSS
1%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)1.0% · higher than 64% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CO
Commonmark · Thephpleague
before 0.18.3 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-10010
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-10010
Exploit
https://github.com/thephpleague/commonmark/issues/353
Release Notes
https://github.com/thephpleague/commonmark/releases/tag/0.18.3
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