Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2021-28305

29
FAUCET Score

CVE-2021-28305 is a critical use-after-free vulnerability affecting the SQLite backend of the Rust diesel crate prior to version 1.4.6. This flaw stems from an incorrect interpretation of sqlite3_column_name semantics. With a CVSS score of 9.8, it presents a severe risk, allowing unauthenticated attackers to achieve high confidentiality, integrity, and availability impacts over the network with low attack complexity. Despite its critical severity, there is currently no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
< 1.4.6CPE matchmatch criteria
cpe:2.3:a:diesel:diesel:*:*:*:*:*:rust:*:*

CVSS Data

CVSS version used by this source: 3.1

9.8CRITICAL

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.32%
Probability of exploitation in next 30 days
EPSS Percentile
67.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0132 is in the 54th percentile among its peer group of 36,897 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 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)

rustpatch availablevia ghsa
Product: dieselFixed in: 1.4.6

Vendor Advisories (1)

rustGHSA-j8q9-5rp9-4mv9critical

Fix a use-after-free bug in diesels Sqlite backend

May 24, 2022

References

rustsec.org / advisories/RUSTSEC-2021-0037.html
Third Party Advisory