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CVE-2021-32670

20
FAUCET Score

CVE-2021-32670 is a reflected cross-site scripting (XSS) vulnerability in Datasette, an open-source data exploration tool. The vulnerability arises from improper HTML escaping in the ?_trace=1 debugging feature, affecting Datasette versions prior to 0.57 and 0.56.1. With a CVSS score of 6.1 (Medium), this flaw could allow an unauthenticated attacker to inject malicious scripts, potentially leading to access of protected data, especially in installations using authentication plugins. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 0.56.1CPE matchmatch criteria
cpe:2.3:a:datasette:datasette:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.2HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
2.7
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.96%
Probability of exploitation in next 30 days
EPSS Percentile
57.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0096 is in the 70th percentile among its peer group of 26,221 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 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 (2)

github_advisorypatch availablevia nvd_reference
View patch
pippatch availablevia ghsa
Product: datasetteFixed in: 0.56.1

Vendor Advisories (1)

pipGHSA-xw7c-jx9m-xh5gmedium

Reflected cross-site scripting issue in Datasette

Jun 7, 2021

References

datasette.io / plugins/datasette-auth-passwords
Vendor Advisory
github.com / simonw/datasette/issues/1360
Issue TrackingPatchThird Party Advisory
github.com / simonw/datasette/security/advisories/GHSA-xw7c-jx9m-xh5g
Third Party Advisory
owasp.org / www-community/attacks/xss
Third Party Advisory
pypi.org / project/datasette
Release NotesThird Party Advisory