CVE-2019-19450
9.8
CRITICAL · CVSS 3.1 · EPSS 6% (pctl 93)
In your normal cycle
Critical by CVSS (9.8), but no sign of active exploitation.
Description
paraparser in ReportLab before 3.5.31 allows remote code execution because start_unichar in paraparser.py evaluates untrusted user input in a unichar element in a crafted XML document with '<unichar code="' followed by arbitrary Python code, a similar issue to CVE-2019-17626.
Scoring
| CVSS | 9.8 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 5.98% — more likely to be exploited than 93% of all CVEs |
| Weakness | CWE-91 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2023-09-20 |
| Last modified | 2026-06-17 |
Affected (2)
| Vendor | Product |
|---|---|
| debian | debian linux |
| reportlab | reportlab |
References
- https://github.com/MrBitBucket/reportlab-mirror/blob/master/CHANGES.md
- https://lists.debian.org/debian-lts-announce/2023/09/msg00037.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CHMCB2GJQKFMGVO5RWHN222NQL5XYPHZ/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HADPTB3SBU7IVRMDK7OL6WSQRU5AFWDZ/
- https://pastebin.com/5MicRrr4
- https://github.com/MrBitBucket/reportlab-mirror/blob/master/CHANGES.md
- https://lists.debian.org/debian-lts-announce/2023/09/msg00037.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CHMCB2GJQKFMGVO5RWHN222NQL5XYPHZ/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HADPTB3SBU7IVRMDK7OL6WSQRU5AFWDZ/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CHMCB2GJQKFMGVO5RWHN222NQL5XYPHZ/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/HADPTB3SBU7IVRMDK7OL6WSQRU5AFWDZ/
- https://pastebin.com/5MicRrr4
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