CVE-2023-2316
Improper path handling in Typora before 1.6.7 on Windows and Linux allows a crafted webpage to access local files and exfiltrate them to remote web servers via "typora://app/<absolute-path>".
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.66%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Improper path handling in Typora before 1.6.7 on Windows and Linux allows a crafted webpage to access local files and exfiltrate them to remote web servers via "typora://app/<absolute-path>". This vulnerability can be exploited if a user opens a malicious markdown file in Typora, or copies text from a malicious webpage and paste it into Typora.
- CVSS 3.1
- 7.4 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N
- EPSS
- 0.66% probability · 50th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-22
- Affected
- typora/typora
- Source
- info@starlabs.sg
References
- https://starlabs.sg/advisories/23/23-2316/Exploit, Mitigation, Third Party Advisory
- https://support.typora.io/What's-New-1.6/Vendor Advisory
- https://starlabs.sg/advisories/23/23-2316/Exploit, Mitigation, Third Party Advisory
- https://support.typora.io/What's-New-1.6/Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.