How severe is CVE-2023-1003?

CVE-2023-1003 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2023-1003 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-1003?

CVE-2023-1003 affects Typora. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-1003?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2023-1003 published?

CVE-2023-1003 was published on 2023-03-07 and last updated on 2026-06-17.

CVE-2023-1003

CVE-2023-1003 is a medium-severity vulnerability in Typora with a CVSS 3.x base score of 5.3. 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-94.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v2: 4.3
EPSS exploit prediction: 0% (29th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-94
Affected product: Typora
Published: 2023-03-07
Last modified: 2026-06-17

Description

A vulnerability, which was classified as critical, was found in Typora up to 1.5.5 on Windows. Affected is an unknown function of the component WSH JScript Handler. The manipulation leads to code injection. An attack has to be approached locally. The exploit has been disclosed to the public and may be used. Upgrading to version 1.5.8 is able to address this issue. It is recommended to upgrade the affected component. The identifier of this vulnerability is VDB-221736.

Frequently asked questions

What is CVE-2023-1003?: A vulnerability, which was classified as critical, was found in Typora up to 1.5.5 on Windows. Affected is an unknown function of the component WSH JScript Handler. The manipulation leads to code injection. An attack has to be approached locally. The exploit has been disclosed to the public and may be used. Upgrading to version 1.5.8 is able to address this issue. It is recommended to upgrade the affected component. The identifier of this vulnerability is VDB-221736.
How severe is CVE-2023-1003?: CVE-2023-1003 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2023-1003 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-1003?: CVE-2023-1003 affects Typora. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-1003?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-1003 published?: CVE-2023-1003 was published on 2023-03-07 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:typora:typora:*:*:*:*:*:*:*:*

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