Vulnerability in Leoeditor Leo
CVE-2020-23478
Leo Editor v6.2.1 was discovered to contain a regular expression denial of service (ReDoS) vulnerability in the component plugins/importers/dart.py.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.012 (67.9th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 68th percentile — 67.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: 0.000
Affected products
- Leoeditor Leo — versions 6.2.1
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/leo-editor/leo-editor/issues/1597 (Exploit, Patch, Third Party Advisory, Issue Tracking)
- cwe.mitre.org/data/definitions/1333.html (Third Party Advisory)
Frequently asked questions
- What is CVE-2020-23478?
- CVE-2020-23478 is a high-severity vulnerability in Leoeditor Leo, classified under Incorrect Comparison. CVSS score: 7.5/10. Published 2021-09-22.
- How severe is CVE-2020-23478?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2020-23478 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.