CVE-2023-33733
CVE-2023-33733 is a high-severity vulnerability in Reportlab with a CVSS 3.x base score of 7.8. 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: High (CVSS 3.x base score 7.8)
- EPSS exploit prediction: 2% (80th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-94
- Affected product: Reportlab
- Published:
- Last modified:
Description
Reportlab up to v3.6.12 allows attackers to execute arbitrary code via supplying a crafted PDF file.
Frequently asked questions
- What is CVE-2023-33733?
- Reportlab up to v3.6.12 allows attackers to execute arbitrary code via supplying a crafted PDF file.
- How severe is CVE-2023-33733?
- CVE-2023-33733 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2023-33733 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2023-33733?
- CVE-2023-33733 affects Reportlab. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2023-33733?
- 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.
- When was CVE-2023-33733 published?
- CVE-2023-33733 was published on 2023-06-05 and last updated on 2026-06-17.
References
- https://github.com/c53elyas/CVE-2023-33733
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/36WOY22ECJCPOXHVTNCHEWOQLL7JSWP4/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6ALE727IRACYBTTOFIFG57RS4OA2SHIJ/
- https://lists.debian.org/debian-lts-announce/2024/10/msg00008.html
Affected products (1)
- cpe:2.3:a:reportlab:reportlab:*:*:*:*:*:*:*:*
More vulnerabilities in Reportlab
- CVE-2019-19450 — Critical (CVSS 9.8): paraparser in ReportLab before 3.5.31 allows remote code execution because start_unichar in paraparser.py evaluates…
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- CVE-2020-28463 — Medium (CVSS 6.5): All versions of package reportlab are vulnerable to Server-side Request Forgery (SSRF) via img tags. In order to reduce…
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