Is CVE-2026-21448 in the CISA KEV catalog?

No. CVE-2026-21448 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2026-21448?

CVE-2026-21448 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2026-21448?

CVE-2026-21448 has an EPSS score of 0.83% (53th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2026-21448

CRITICAL

9.8

CVSS v3

NVD

Description

Bagisto is an open source laravel eCommerce platform. Versions prior to 2.3.10 are vulnerable to server-side template injection. When a normal customer orders any product, in the `add address` step they can inject a value to run in admin view. The issue can lead to remote code execution. Version 2.3.10 contains a patch.

CWE-1336

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.83%probability of exploitation in 30 days

53rdpercentile

Moderate risk: more likely to be exploited than 53% of all known CVEs.

References

https://github.com/bagisto/bagisto/security/advisories/GHSA-5j4h-4f72-qpm6

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-01-08.