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CVE-2020-28463

22
FAUCET Score

CVE-2020-28463 is a Server-Side Request Forgery (SSRF) vulnerability affecting all versions of the ReportLab package, including those distributed with Fedora. Attackers can exploit this by injecting malicious img tags into documents processed by ReportLab, allowing the server to make requests to arbitrary internal or external resources. The vulnerability has a CVSS score of 6.5 (Medium), indicating a network-based attack with low complexity that could lead to high confidentiality impact without requiring user interaction or elevated privileges. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
All Versions ImpactedCPE matchmatch criteria
cpe:2.3:a:reportlab:reportlab:*:*:*:*:*:*:*:*
34CPE matchmatch criteria
cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
35CPE matchmatch criteria
cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

6.5MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.49%
Probability of exploitation in next 30 days
EPSS Percentile
71.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0149 is in the 85th percentile among its peer group of 21,951 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (3)

pippatch availablevia ghsa
Product: reportlabFixed in: 3.5.55
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: python-reportlab
redhatend of lifevia redhat_api
Product: Red Hat Quay 3Fixed in: quay/quay-rhel8

Vendor Advisories (2)

pipGHSA-mpvw-25mg-59vxhigh

Server-side Request Forgery (SSRF) via img tags in reportlab

Mar 29, 2021
redhatCVE-2020-28463Moderate

python-reportlab: Server-side request forgery via img tags

Feb 18, 2021

References

lists.debian.org / debian-lts-announce/2023/09/msg00037.html
lists.fedoraproject.org / archives/list/package-announce%40lists.fedoraproject.org/message/HMUJA5GZTPQ5WRYUCCK2GEZM4W43N7HH
lists.fedoraproject.org / archives/list/package-announce%40lists.fedoraproject.org/message/YZQSFCID67K6BTC655EQY6MNOF35QI44
snyk.io / vuln/SNYK-PYTHON-REPORTLAB-1022145
ExploitRelease NotesThird Party Advisory
reportlab.com / docs/reportlab-userguide.pdf
ProductVendor Advisory