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TI-2026-02177 Aliases CVE-2026-2551GHSA-8crw-7238-r6f8

ZenTao Backup control.php delete path traversal

Priority MEDIUM 57CWE-22Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Attack requirements
None
Impact type
—
Confidentiality · integrity · availability
None · Low · Low
Fix status
No fix listed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA.

Summary

A vulnerability was determined in ZenTao up to 21.7.8. Affected by this vulnerability is the function delete of the file editor/control.php of the component Backup Handler. This manipulation of the argument fileName causes path traversal. It is possible to initiate the attack remotely. The exploit has been publicly disclosed and may be utilized.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00527 44th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA and NVD
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
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

VendorProductAffected versionsFixed inStatusSource
—ZenTao21.7.0; 21.7.1; 21.7.2; 21.7.3; 21.7.4; 21.7.5; 21.7.6; 21.7.7; 21.7.8—No fix listedCNA
  • ZenTao Vendor— Affected 21.7.0; 21.7.1; 21.7.2; 21.7.3; 21.7.4; 21.7.5; 21.7.6; 21.7.7; 21.7.8 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:zentao:zentao:*:*:*:*:*:*:*:*up to 21.7.8VulnerableZentao
  • cpe:2.3:a:zentao:zentao:*:*:*:*:*:*:*:* Versions up to 21.7.8 Vulnerable ·Zentao

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-2551
  2. 2026-10-03 Alias added: GHSA-8crw-7238-r6f8

References

Exploit 1

  • TI-2025-12604 ZenTao model.php makeRequest server-side request forgery CVSS 4.0MEDIUM 5.3
  • TI-2025-12602 ZenTao File control.php delete privileges management CVSS 4.0MEDIUM 5.3
  • TI-2026-02178 ZenTao Editor control.php delete path traversal CVSS 4.0MEDIUM 5.1
  • TI-2026-01551 ZenTao Webhook model.php fetchHook server-side request forgery CVSS 4.0MEDIUM 5.1

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences