What is the CVSS score of CVE-2025-52277?

CVE-2025-52277 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 Yeswiki are affected by CVE-2025-52277?

Organizations using Cross Site Scripting vulnerability in YesWiki v.4.54 should be aware of moderate risk from CVE-2025-52277, a cross-site scripting vulnerability rated CVSS 6.1.

Is there a public PoC exploit available for CVE-2025-52277?

Yes, a public proof-of-concept exploit is available for CVE-2025-52277. Prioritise patching immediately. EPSS: 0.1%.

How to fix or mitigate CVE-2025-52277?

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

Yeswiki CVE-2025-52277

MEDIUM

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

2025-09-09 cve@mitre.org

RCE XSS Yeswiki

6.1

CVSS 3.1 · Vendor: mitre

Severity by source

Vendor (mitre) PRIMARY

6.1 MEDIUM

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

Primary rating from Vendor (mitre) · only source for this CVE.

CVSS VectorVendor: mitre

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 - 19:11 vuln.today

PoC Detected

Oct 17, 2025 - 20:26 vuln.today

Public exploit code

CVE Published

Sep 09, 2025 - 15:15 nvd

MEDIUM 6.1

DescriptionCVE.org

Cross Site Scripting vulnerability in YesWiki v.4.54 allows a remote attacker to execute arbitrary code via a crafted payload to the meta configuration robots field

AnalysisAI

Cross Site Scripting vulnerability in YesWiki v.4.54 allows a remote attacker to execute arbitrary code via a crafted payload to the meta configuration robots field. Rated medium severity (CVSS 6.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

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. Cross Site Scripting vulnerability in YesWiki v.4.54 allows a remote attacker to execute arbitrary code via a crafted payload to the meta configuration robots field Affected products include: Yeswiki.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.