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CVE-2020-36456

25
FAUCET Score

CVE-2020-36456 is a vulnerability in the toolshed Rust crate, specifically affecting the CopyCell<T> component due to missing Send trait bounds on the contained type. This flaw carries a high severity CVSS score of 8.1, indicating a network-based attack with high impact on confidentiality, integrity, and availability, though requiring high attack complexity. 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
<= 2020-11-15CPE matchmatch criteria
cpe:2.3:a:toolshed_project:toolshed:*:*:*:*:*:rust:*:*

CVSS Data

CVSS version used by this source: 3.1

8.1HIGH

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

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.2
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.10%
Probability of exploitation in next 30 days
EPSS Percentile
62.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0110 is in the 25th percentile among its peer group of 8,918 CVEs.

Social Chatter

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

Vendor Advisories (1)

rustGHSA-2r6q-6c8c-g762high

Data races in toolshed

Aug 25, 2021

References

raw.githubusercontent.com / rustsec/advisory-db/main/crates/toolshed/RUSTSEC-2020-0136.md
Third Party Advisory
rustsec.org / advisories/RUSTSEC-2020-0136.html
ExploitIssue TrackingPatchThird Party Advisory