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CVE-2021-32568

25
FAUCET Score

CVE-2021-32568 is a high-severity deserialization of untrusted data vulnerability affecting mrdoc mrdoc, allowing an attacker to potentially execute arbitrary code. With a CVSS score of 7.8, this vulnerability requires local access and user interaction (e.g., opening a malicious file) but can lead to high confidentiality, integrity, and availability impacts. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 0.7.0CPE matchmatch criteria
cpe:2.3:a:mrdoc:mrdoc:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.5HIGH

CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.6
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.82%
Probability of exploitation in next 30 days
EPSS Percentile
53.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0082 is in the 50th percentile among its peer group of 11,617 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 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 / zmister2016/mrdoc/commit/bb49e1287700b4e7681eab544c61093821ce72f6
PatchThird Party Advisory
huntr.dev / bounties/04fc04b3-2dc1-4cad-a090-e403cd66b5ad
ExploitIssue TrackingPatchThird Party Advisory