CVE-2020-28463
Server-side Request Forgery (SSRF)
- Published
- Updated
- Reserved
- Assigned by
- snyk
Description
All versions of package reportlab are vulnerable to Server-side Request Forgery (SSRF) via img tags. In order to reduce risk, use trustedSchemes & trustedHosts (see in Reportlab's documentation) Steps to reproduce by Karan Bamal: 1. Download and install the latest package of reportlab 2. Go to demos -> odyssey -> dodyssey 3. In the text file odyssey.txt that needs to be converted to pdf inject <img src="http://127.0.0.1:5000" valign="top"/> 4. Create a nc listener nc -lp 5000 5. Run python3 dodyssey.py 6. You will get a hit on your nc showing we have successfully proceded to send a server side request 7. dodyssey.py will show error since there is no img file on the url, but we are able to do SSRF
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| snykCNA (assigner) | 3.1 | Medium6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:P |
| NVDNVD · Modified | 3.1 | Medium6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
- EPSS (exploitation in 30 days)
- 1.3% · top 28% of all CVEs (6 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.5.
Weakness
- Server-side Request Forgery (SSRF)
- CWE-918 (opens in a new tab)All about CWE-918 and its CVEs
Affected products
reportlab
- affected < unspecified
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- PyPIreportlabGHSA-mpvw-25mg-59vx (opens in a new tab)
References (5)
- https://snyk.io/vuln/SNYK-PYTHON-REPORTLAB-1022145 (opens in a new tab)x_transferred
- https://www.reportlab.com/docs/reportlab-userguide.pdf (opens in a new tab)x_transferred
- FEDORA-2021-13cdc0ab0e (opens in a new tab)vendor-advisoryx_transferred
- FEDORA-2021-04bfae8300 (opens in a new tab)vendor-advisoryx_transferred
- [debian-lts-announce] 20230929 [SECURITY] [DLA 3590-1] python-reportlab security update (opens in a new tab)mailing-listx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-mpvw-25mg-59vx (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2020-28463)Record last updated .