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CVE-2021-25959

21
FAUCET Score

CVE-2021-25959 describes a reflected Cross-site Scripting (XSS) vulnerability in OpenCRX versions v4.0.0 through v5.1.0, stemming from unsanitized parameters in the password reset function. This flaw allows an attacker to execute external JavaScript on a user's browser. With a CVSS score of 6.1 (Medium), the vulnerability has a network attack vector, low attack complexity, and requires user interaction, potentially leading to limited impact on confidentiality and integrity. 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
>= 4.0.0, <= 5.1.0CPE matchmatch criteria
cpe:2.3:a:opencrx:opencrx:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

6.1MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
2.7
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.86%
Probability of exploitation in next 30 days
EPSS Percentile
54.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0086 is in the 65th 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 (6)

github_advisorypatch availablevia nvd_reference
View patch
mavenpatch availablevia ghsa
Product: org.opencrx:opencrx-coreFixed in: 5.2.0
mavenpatch availablevia ghsa
Product: org.opencrx:opencrx-core-modelsFixed in: 5.2.0
mavenpatch availablevia ghsa
Product: org.opencrx:opencrx-core-configFixed in: 5.2.0
mavenpatch availablevia ghsa
Product: org.opencrx:opencrx-clientFixed in: 5.2.0
mavenpatch availablevia ghsa
Product: org.opencrx:opencrx-gradleFixed in: 5.2.0

Vendor Advisories (1)

mavenGHSA-rwh9-8xx8-4wfmmedium

Cross-site Scripting in OpenCRX

Sep 30, 2021

References

github.com / opencrx/opencrx/commit/14e75f95e5f56fbe7ee897bdf5d858788072e818
PatchTool Signature
whitesourcesoftware.com / vulnerability-database/CVE-2021-25959
Tool Signature