CVE-2026-21449
HIGH8.8EPSS 0.03%Bagisto is vulnerable to SSTI via name parameters provided by non-admin low-privilege users
Published: 1/2/2026Modified: 2/3/2026
Also known as:GHSA-mqhg-v22x-pqj8
Description
### Summary SSTI is possible via first name and last name parameters provided by lowest-privileged users. ### Details 1. Go to `http://127.0.0.1:8000/` and login or signup 2. Go to `http://127.0.0.1:8000/customer/account/profile` 3. Now edit the first name and last name to {{7*7}} 4. Notice it appears as 49 ### POC - Video attached with the report: https://github.com/user-attachments/assets/f93932b5-2a57-4f34-897e-4151a5168912 ### Impact This can lead to RCE, command injection.
Affected packages (1)
- Packagist/bagisto/bagistofrom 0, < 2.3.10
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P |
| osv | CVSS 3.1 | HIGH8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
References (5)
- ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2026-21449
- PATCHhttps://github.com/bagisto/bagisto
- WEBhttps://github.com/bagisto/bagisto/commit/4144931da0014c696f9126132ce44d7cfbdb2761
- WEBhttps://github.com/bagisto/bagisto/releases/tag/v2.3.10
- WEBhttps://github.com/bagisto/bagisto/security/advisories/GHSA-mqhg-v22x-pqj8