How severe is CVE-2024-33300?

CVE-2024-33300 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2024-33300 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-33300?

CVE-2024-33300 affects Typora. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-33300?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2024-33300 have an EU (EUVD) identifier?

Yes. CVE-2024-33300 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-31042.

When was CVE-2024-33300 published?

CVE-2024-33300 was published on 2024-05-01 and last updated on 2026-06-17.

CVE-2024-33300

CVE-2024-33300 is a high-severity vulnerability in Typora with a CVSS 3.x base score of 7.3. 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-79.

Key facts

Severity: High (CVSS 3.x base score 7.3)
EPSS exploit prediction: 1% (42nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-31042
Weakness: CWE-79
Affected product: Typora
Published: 2024-05-01
Last modified: 2026-06-17

Description

Typora v1.0.0 through v1.7 version (below) Markdown editor has a cross-site scripting (XSS) vulnerability, which allows attackers to execute arbitrary code by uploading Markdown files.

Frequently asked questions

What is CVE-2024-33300?: Typora v1.0.0 through v1.7 version (below) Markdown editor has a cross-site scripting (XSS) vulnerability, which allows attackers to execute arbitrary code by uploading Markdown files.
How severe is CVE-2024-33300?: CVE-2024-33300 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2024-33300 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-33300?: CVE-2024-33300 affects Typora. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-33300?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2024-33300 have an EU (EUVD) identifier?: Yes. CVE-2024-33300 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-31042.
When was CVE-2024-33300 published?: CVE-2024-33300 was published on 2024-05-01 and last updated on 2026-06-17.

References

https://github.com/whoisoo6/Stored-xss-vulnerability-exists-in-Typra

Affected products (1)

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

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