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CVE-2021-37491

27
FAUCET Score

CVE-2021-37491 is a high-severity information disclosure vulnerability affecting Dogecoin Core versions 1.14.3 and earlier. An attacker can exploit a flaw in the CWallet::CreateTransaction() function within src/wallet/wallet.cpp to view sensitive information. This vulnerability has a CVSS score of 7.5, indicating a high potential impact on confidentiality with low attack complexity and no user interaction required. There is currently no public exploit code available (Metasploit, Nuclei, ExploitDB), nor is it listed on the KEV catalog, suggesting it is not being actively exploited in the wild. Community discussion and media coverage are minimal, which is typical for the majority of CVEs.

Impacted Technologies

VendorProductVersion(s)CPE
<= 1.14.3CPE matchmatch criteria
cpe:2.3:a:dogecoin:dogecoin:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.85%
Probability of exploitation in next 30 days
EPSS Percentile
54.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0086 is in the 30th percentile among its peer group of 51,553 CVEs.

Social Chatter

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 (1)

github_advisorypatch availablevia nvd_reference
View patch

References

github.com / bitcoin/bitcoin/commit/2fb9c1e6681370478e24a19172ed6d78d95d50d3
Patch
github.com / dogecoin/dogecoin/blob/master/src/wallet/wallet.cpp
Exploit
github.com / dogecoin/dogecoin/issues/2279
Issue TrackingPatch
github.com / VPRLab/BlkVulnReport/blob/main/NDSS23_BlockScope.pdf
ExploitTechnical Description