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CVE-2021-41042

20
FAUCET Score

CVE-2021-41042 affects Eclipse Lyo versions 1.0.0 to 4.1.0, stemming from an insecure TransformerFactory initialization that permits external DTD loading when processing RDF/XML. This vulnerability has a CVSS score of 5.3 (Medium), indicating a low-complexity network attack that could lead to information disclosure (CWE-611). There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
>= 1.0.0, <= 4.1.0CPE matchmatch criteria
cpe:2.3:a:eclipse:lyo:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

5.3MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
1.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.95%
Probability of exploitation in next 30 days
EPSS Percentile
57.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0095 is in the 36th percentile among its peer group of 23,723 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 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 (1)

mavenpatch availablevia ghsa
Product: org.eclipse.lyo:lyo-parentFixed in: 5.0.0.Final

Vendor Advisories (1)

mavenGHSA-6296-mvgp-27hpmedium

XML External Entity Reference in Eclipse Lyo

Jul 8, 2022

References

gitlab.eclipse.org / eclipsefdn/emo-team/emo/-/issues/287
ExploitVendor Advisory