What is CVE-2025-26538?

CVE-2025-26538 is a medium-severity vulnerability in Dan Rossiter Prezi Embedder, classified under Cross-site Scripting. CVSS score: 6.5/10. Published 2025-02-13.

How severe is CVE-2025-26538?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Is CVE-2025-26538 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in Dan Rossiter Prezi Embedder

CVE-2025-26538

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Dan Rossiter Prezi Embedder prezi-embedder allows Stored XSS.This issue affects Prezi Embedder: from n/a through <= 2.1.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.002 (12.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L.

Affected products

Dan Rossiter Prezi Embedder — versions 0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

References

audit@patchstack.com (vdb-entry)

Frequently asked questions

What is CVE-2025-26538?: CVE-2025-26538 is a medium-severity vulnerability in Dan Rossiter Prezi Embedder, classified under Cross-site Scripting. CVSS score: 6.5/10. Published 2025-02-13.
How severe is CVE-2025-26538?: Medium severity. CVSS v3 base score is 6.5 out of 10.
Is CVE-2025-26538 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.