CVE-2020-1343
CVE-2020-1343 is a medium-severity vulnerability in Microsoft Visual Studio Live Share with a CVSS 3.x base score of 5.9. 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-319.
Key facts
- Severity: Medium (CVSS 3.x base score 5.9)
- CVSS v2: 5.0
- EPSS exploit prediction: 3% (85th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-319
- Affected product: Microsoft Visual Studio Live Share
- Published:
- Last modified:
Description
An information disclosure vulnerability exists in Visual Studio Code Live Share Extension when it exposes tokens in plain text, aka 'Visual Studio Code Live Share Information Disclosure Vulnerability'.
Frequently asked questions
- What is CVE-2020-1343?
- An information disclosure vulnerability exists in Visual Studio Code Live Share Extension when it exposes tokens in plain text, aka 'Visual Studio Code Live Share Information Disclosure Vulnerability'.
- How severe is CVE-2020-1343?
- CVE-2020-1343 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
- Is CVE-2020-1343 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-1343?
- CVE-2020-1343 affects Microsoft Visual Studio Live Share. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2020-1343?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2020-1343 published?
- CVE-2020-1343 was published on 2020-06-09 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:microsoft:visual_studio_live_share:-:*:*:*:*:*:*:*
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