What is the CVSS score of CVE-2025-63848?

CVE-2025-63848 has a CVSS 3.1 base score of 6.1 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N. EPSS exploitation probability: 0.1%.

Which versions of Swish are affected by CVE-2025-63848?

CVE-2025-63848 presents moderate security risk, a cross-site scripting vulnerability rated CVSS 6.1. Attackers could inject scripts to steal sessions or perform actions as authenticated users.. A patch is available.

How to fix or mitigate CVE-2025-63848?

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Verify Content-Security-Policy and output encoding.

Swish CVE-2025-63848

MEDIUM

Cross-site Scripting (XSS) (CWE-79)

2025-11-20 cve@mitre.org

RCE XSS Swish

6.1

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

6.1 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Low

Integrity

Low

Availability

None

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 19:23 vuln.today

Patch released

Mar 28, 2026 - 19:23 nvd

Patch available

CVE Published

Nov 20, 2025 - 17:15 nvd

MEDIUM 6.1

DescriptionCVE.org

Stored cross site scripting (xss) vulnerability in SWISH prolog thru 2.2.0 allowing attackers to execute arbitrary code via crafted web IDE notebook.

AnalysisAI

Stored cross site scripting (xss) vulnerability in SWISH prolog thru 2.2.0 allowing attackers to execute arbitrary code via crafted web IDE notebook. Rated medium severity (CVSS 6.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Cross-Site Scripting (XSS) vulnerability could allow attackers to inject malicious scripts into web pages viewed by other users.

Technical ContextAI

This vulnerability is classified as Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. Stored cross site scripting (xss) vulnerability in SWISH prolog thru 2.2.0 allowing attackers to execute arbitrary code via crafted web IDE notebook. Affected products include: Swi-Prolog Swish.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.