CVE-2019-20903
The hyperlinks functionality in atlaskit/editor-core in before version 113.1.5 allows remote attackers to inject arbitrary HTML or JavaScript via a Cross-Site Scripting (XSS) vulnerability in link targets.
Does this matter?
Lower severity and a low EPSS score (1.13%). Track it; it rarely justifies an emergency change on its own.
Description
The hyperlinks functionality in atlaskit/editor-core in before version 113.1.5 allows remote attackers to inject arbitrary HTML or JavaScript via a Cross-Site Scripting (XSS) vulnerability in link targets.
- CVSS 3.1
- 5.4 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
- EPSS
- 1.13% probability · 66th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-79
- Affected
- atlassian/editor-core
- Source
- security@atlassian.com
EPSS 1.1% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- https://atlaskit.atlassian.com/packages/editor/editor-core/changelog/113.1.5Release Notes, Vendor Advisory
- https://confluence.atlassian.com/pages/viewpage.action?pageId=1021244735Vendor Advisory
- https://www.npmjs.com/package/%40atlaskit/editor-core
- https://atlaskit.atlassian.com/packages/editor/editor-core/changelog/113.1.5Release Notes, Vendor Advisory
- https://confluence.atlassian.com/pages/viewpage.action?pageId=1021244735Vendor Advisory
- https://www.npmjs.com/package/%40atlaskit/editor-core
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.