Citrix StoreFront Server XML External Entity (XXE) Processing Vulnerability. Actively exploited: CISA added this vulnerability to its Known Exploited Vulnerabilities catalog on 03/11/2021. Patch affected systems as an emergency. It is known to be used in ransomware campaigns.
| Package | Affected versions | Patched versions |
|---|---|---|
| storefront server | ≥ 1811, < 1903< 3.0.8000< 3.12.4000 | 19033.0.80003.12.4000 |
Citrix StoreFront Server before 1903, 7.15 LTSR before CU4 (3.12.4000), and 7.6 LTSR before CU8 (3.0.8000) allows XXE attacks.
Running one of these products? Scan your site to see whether it exposes a vulnerable version.
Scan my site free