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CVE-2026-21450

34
FAUCET Score

CVE-2026-21450 is a critical server-side template injection vulnerability affecting Bagisto, an open-source Laravel eCommerce platform, in versions prior to 2.3.10. This flaw, rated 9.8 CVSS (CRITICAL), allows unauthenticated remote attackers to achieve remote code execution or other severe exploitation with low attack complexity. While there is no known active exploitation, public exploit code, or KEV listing, the vulnerability has garnered significant community discussion, indicating awareness and potential for future exploitation.

Impacted Technologies

VendorProductVersion(s)CPE
< 2.3.10CPE matchmatch criteria
cpe:2.3:a:webkul:bagisto:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 4.0

7.3HIGH

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
HIGH
User Interaction
NONE
VS Confidentiality
HIGH
VS Integrity
HIGH
VS Availability
HIGH
SS Confidentiality
NONE
SS Integrity
NONE
SS Availability
NONE
Exploit Maturity
PROOF_OF_CONCEPT
CvssVersion
4.0

Exploit Intelligence

EPSS Score
1.23%
Probability of exploitation in next 30 days
EPSS Percentile
65.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0123 is in the 52nd percentile among its peer group of 36,897 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

composerpatch availablevia ghsa
Product: bagisto/bagistoFixed in: 2.3.10
github_advisoryvendor investigatingvia nvd_reference
View patch

Vendor Advisories (1)

composerGHSA-9hvg-qw5q-wqwphigh

Bagisto SSTI vulnerability in type parameter can lead to RCE

Jan 2, 2026

References

github.com / bagisto/bagisto/security/advisories/GHSA-9hvg-qw5q-wqwp
Vendor Advisory