What’s Vulnerable › Vulnerabilities

CVE-2020-18703

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.8% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-08-16 · updated 2026-06-17
• Weakness: CWE-611

Description

XML External Entities (XXE) in Quokka v0.4.0 allows remote attackers to execute arbitrary code via the component 'quokka/utils/atom.py'.

Affected products

• Quokka Project Quokka: 0.4.0

References

• https://github.com/rochacbruno/quokka/issues/676
• https://github.com/rochacbruno/quokka/issues/676

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