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CVE-2020-5227

20
FAUCET Score

CVE-2020-5227 affects Feedgen (python feedgen) versions prior to 0.9.0, making it vulnerable to XML Denial of Service (DoS) attacks. This occurs when the library processes untrusted XML content, such as an XML Bomb, leading to resource exhaustion. With a CVSS score of 7.5 (High), this vulnerability can be exploited remotely with low attack complexity, resulting in high availability impact. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 0.9.0CPE matchmatch criteria
cpe:2.3:a:feedgen_project:feedgen:*:*:*:*:*:python:*:*

CVSS Data

CVSS version used by this source: 3.1

4.4MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
0.7
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
2.18%
Probability of exploitation in next 30 days
EPSS Percentile
80.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0218 is in the 65th percentile among its peer group of 51,485 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

github_advisorypatch availablevia nvd_reference
View patch
pippatch availablevia ghsa
Product: feedgenFixed in: 0.9.0

Vendor Advisories (1)

pipGHSA-g8q7-xv52-hf9fmedium

Feedgen Vulnerable to XML Denial of Service Attacks

Jan 28, 2020

References

docs.microsoft.com / en-us/archive/msdn-magazine/2009/november/xml-denial-of-service-attacks-and-defenses
ExploitPatchThird Party AdvisoryVendor Advisory
github.com / lkiesow/python-feedgen/commit/f57a01b20fa4aaaeccfa417f28e66b4084b9d0cf
Patch
github.com / lkiesow/python-feedgen/security/advisories/GHSA-g8q7-xv52-hf9f
Third Party Advisory
lists.fedoraproject.org / archives/list/package-announce%40lists.fedoraproject.org/message/T6I5ENUYGFNMIH6ZQ62FZ6VU2WD3SIOI