Cross Site Scripting vulnerability in EasySoft ZenTao v.11.6.4 allows a remote attacker…
Priority LOW 28CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-79.
Summary
Cross Site Scripting vulnerability in EasySoft ZenTao v.11.6.4 allows a remote attacker to execute arbitrary code via the lastComment parameter.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00565 47th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2020-21268
- 2026-10-03 Alias added: GHSA-w2fg-vh2j-wmhr
References
More EasyCorp Zentao vulnerabilities
- TI-2024-16042 Zentao v18.0 to v18.10 was discovered to contain a remote code execution (RCE)… CVSS 3.1CRITICAL 9.8
- TI-2024-16039 An arbitrary file upload vulnerability in /upgrade/control.php of ZenTao Community… CVSS 3.1CRITICAL 9.8
- TI-2023-24012 An issue in ZenTao Community Edition v.18.6 and before, ZenTao Biz v.8.6 and before… CVSS 3.1HIGH 8.8
- TI-2022-23694 ZenTao 16.4 to 18.0.beta1 is vulnerable to SQL injection. CVSS 3.1HIGH 8.8
- TI-2023-26980 Zentao versions 4.1.3 and before has a URL redirect vulnerability, which prevents the system from functioning properly. CVSS 3.1MEDIUM 6.1
- TI-2020-14347 Cross Site Scripting vulnerability found in Zentao allows a remote attacker to execute… CVSS 3.1MEDIUM 6.1
Sources
- CVE-2020-21268 · CVE Program
- CVE-2020-21268 · NVD
- FIRST EPSS
- GHSA-w2fg-vh2j-wmhr · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences