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CVE-2023-34245

18
FAUCET Score

CVE-2023-34245 is a cross-site scripting (XSS) vulnerability affecting the @udecode/plate-link plugin for the udecode/plate rich-text editor. The vulnerability allows for the injection of malicious JavaScript URLs due to insufficient sanitization, potentially leading to client-side script execution. Rated as Medium severity (CVSS 6.1), it requires user interaction (UI:R) and network access (AV:N) for exploitation, with potential impacts on confidentiality and integrity (C:L, I:L). There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
< 20.0.0CPE matchmatch criteria
cpe:2.3:a:udecode:plate:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

8.1HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
5.2
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.45%
Probability of exploitation in next 30 days
EPSS Percentile
36.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0044 is in the 38th percentile among its peer group of 26,220 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
npmpatch availablevia ghsa
Product: @udecode/plate-linkFixed in: 20.0.0

Vendor Advisories (1)

npmGHSA-4882-hxpr-hrvmhigh

@udecode/plate-link does not sanitize URLs to prevent use of the `javascript:` scheme

Jun 9, 2023

References

github.com / udecode/plate/commit/93dd5712854660874900ae12e4d8e6ff28089eb7
Patch
github.com / udecode/plate/security/advisories/GHSA-4882-hxpr-hrvm
Vendor Advisory