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TI-2026-05253 Aliases CVE-2026-5990GHSA-7jpp-q832-3cgm

Tenda F451 SafeEmailFilter fromSafeEmailFilter stack-based overflow

Priority HIGH 73CWE-119Published · Updated

Key facts

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

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-119 and the CVSS impact.

Summary

A vulnerability has been found in Tenda F451 1.0.0.7. Affected by this vulnerability is the function fromSafeEmailFilter of the file /goform/SafeEmailFilter. The manipulation of the argument page leads to stack-based buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.0052 44th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
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
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
TendaF4511.0.0.7—No fix listedCNA
  • F451 VendorTenda Affected 1.0.0.7 Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:o:tenda:f451_firmware:1.0.0.7:*:*:*:*:*:*:*1.0.0.7VulnerableTenda
cpe:2.3:h:tenda:f451:-:*:*:*:*:*:*:*not specified by NVDRunning onTenda
  • cpe:2.3:o:tenda:f451_firmware:1.0.0.7:*:*:*:*:*:*:* Versions 1.0.0.7 Vulnerable ·Tenda
  • cpe:2.3:h:tenda:f451:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Tenda

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-5990
  2. 2026-10-03 Alias added: GHSA-7jpp-q832-3cgm
  3. 2026-10-25 EPSS moved to the below the 50th percentile

References

Exploit 1

Other 1

  • TI-2026-05381 Tenda F451 AdvSetWan fromAdvSetWan stack-based overflow CVSS 4.0HIGH 8.7
  • TI-2026-05380 Tenda F451 L7Im frmL7ImForm stack-based overflow CVSS 4.0HIGH 8.7
  • TI-2026-05379 Tenda F451 SetIpBind fromSetIpBind stack-based overflow CVSS 4.0HIGH 8.7
  • TI-2026-05377 Tenda F451 SafeUrlFilter fromSafeUrlFilter stack-based overflow CVSS 4.0HIGH 8.7
  • TI-2026-05368 Tenda F451 httpd SafeMacFilter fromSafeMacFilter stack-based overflow CVSS 4.0HIGH 8.7
  • TI-2026-05367 Tenda F451 httpd addressNat fromAddressNat stack-based overflow CVSS 4.0HIGH 8.7
See all 15 →

Sources

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