CVE-2019-12184
CVE-2019-12184 is a medium-severity vulnerability in Boostio Boostnote with a CVSS 3.x base score of 5.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.
Key facts
- Severity: Medium (CVSS 3.x base score 5.4)
- CVSS v2: 3.5
- EPSS exploit prediction: 1% (48th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-79
- Affected product: Boostio Boostnote
- Published:
- Last modified:
Description
There is XSS in browser/components/MarkdownPreview.js in BoostIO Boostnote 0.11.15 via a label named flowchart, sequence, gallery, or chart, as demonstrated by a crafted SRC attribute of an IFRAME element, a different vulnerability than CVE-2019-12136.
Frequently asked questions
- What is CVE-2019-12184?
- There is XSS in browser/components/MarkdownPreview.js in BoostIO Boostnote 0.11.15 via a label named flowchart, sequence, gallery, or chart, as demonstrated by a crafted SRC attribute of an IFRAME element, a different vulnerability than CVE-2019-12136.
- How severe is CVE-2019-12184?
- CVE-2019-12184 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
- Is CVE-2019-12184 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2019-12184?
- CVE-2019-12184 affects Boostio Boostnote. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2019-12184?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2019-12184 published?
- CVE-2019-12184 was published on 2019-05-19 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:boostio:boostnote:0.11.15:*:*:*:*:*:*:*
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- CVE-2019-12136 — Medium (CVSS 5.4): There is XSS in BoostIO Boostnote 0.11.15 via a label named mermaid, as demonstrated by a crafted SRC attribute of an…
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