What is CVE-2025-46661?

CVE-2025-46661 is a critical-severity vulnerability in Ipw Metazo, classified under Improper Neutralization of Special Elements Used in a Template Engine. CVSS score: 10.0/10. Published 2025-04-28.

How severe is CVE-2025-46661?

Critical severity. CVSS v3 base score is 10.0 out of 10.

Is CVE-2025-46661 known to be exploited?

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

RCE in Ipw Metazo

CVE-2025-46661

IPW Systems Metazo through 8.1.3 allows unauthenticated Remote Code Execution because smartyValidator.php enables the attacker to provide template expressions, aka Server-Side Template-Injection. All instances have been patched by the Supplier.

Published 2025-04-28 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 10.0 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N.

EPSS exploit prediction

EPSS: 0.008 (55.1th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 55th percentile — 55.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.008 · change: +0.001

Affected products

Ipw Metazo — versions 0
Ipwsystems Metazo

Weakness classification (CWE)

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

code-white.com/public-vulnerability-list/ (Third Party Advisory)
www.ipwsystems.com/ (Product)

Frequently asked questions

What is CVE-2025-46661?: CVE-2025-46661 is a critical-severity vulnerability in Ipw Metazo, classified under Improper Neutralization of Special Elements Used in a Template Engine. CVSS score: 10.0/10. Published 2025-04-28.
How severe is CVE-2025-46661?: Critical severity. CVSS v3 base score is 10.0 out of 10.
Is CVE-2025-46661 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.