How severe is CVE-2026-21450?

CVE-2026-21450 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-21450 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-21450?

CVE-2026-21450 affects Webkul Bagisto. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-21450?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

Does CVE-2026-21450 have an EU (EUVD) identifier?

Yes. CVE-2026-21450 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-0028.

When was CVE-2026-21450 published?

CVE-2026-21450 was published on 2026-01-02 and last updated on 2026-06-17.

CVE-2026-21450

CVE-2026-21450 is a critical-severity vulnerability in Webkul Bagisto with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-1336.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v4: 7.3
EPSS exploit prediction: 1% (65th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-0028
Weakness: CWE-1336
Affected product: Webkul Bagisto
Published: 2026-01-02
Last modified: 2026-06-17

Description

Bagisto is an open source laravel eCommerce platform. Versions prior to 2.3.10 are vulnerable to server-side template injection via type parameter, which can lead to remote code execution or another exploitation. Version 2.3.10 fixes the issue.

Frequently asked questions

What is CVE-2026-21450?: Bagisto is an open source laravel eCommerce platform. Versions prior to 2.3.10 are vulnerable to server-side template injection via type parameter, which can lead to remote code execution or another exploitation. Version 2.3.10 fixes the issue.
How severe is CVE-2026-21450?: CVE-2026-21450 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-21450 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-21450?: CVE-2026-21450 affects Webkul Bagisto. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-21450?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2026-21450 have an EU (EUVD) identifier?: Yes. CVE-2026-21450 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-0028.
When was CVE-2026-21450 published?: CVE-2026-21450 was published on 2026-01-02 and last updated on 2026-06-17.

References

https://github.com/bagisto/bagisto/security/advisories/GHSA-9hvg-qw5q-wqwp

Affected products (1)

cpe:2.3:a:webkul:bagisto:*:*:*:*:*:*:*:*

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