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Description

A security vulnerability has been detected in Tenda F453 1.0.0.3. This impacts the function fromSafeEmailFilter of the file /goform/SafeEmailFilter of the component httpd. The manipulation of the argument page leads to buffer overflow. Remote exploitation of the attack is possible. The exploit has been disclosed publicly and may be used.

PUBLISHED Reserved 2026-02-24 | Published 2026-02-25 | Updated 2026-02-25 | Assigner VulDB




HIGH: 8.7CVSS: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
HIGH: 8.8CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
HIGH: 8.8CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
9.0AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR

Problem types

Buffer Overflow

Memory Corruption

Product status

1.0.0.3
affected

Timeline

2026-02-24:Advisory disclosed
2026-02-24:VulDB entry created
2026-02-24:VulDB entry last update

Credits

LtzHust (VulDB User) reporter

References

vuldb.com/?id.347676 (VDB-347676 | Tenda F453 httpd SafeEmailFilter fromSafeEmailFilter buffer overflow) vdb-entry technical-description

vuldb.com/?ctiid.347676 (VDB-347676 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/?submit.759597 (Submit #759597 | Tenda F453 v1.0.0.3 Buffer Access Using Size of Source Buffer) third-party-advisory

github.com/...ngzheng/vul_db/blob/main/F453/vul_68/README.md exploit

www.tenda.com.cn/ product

cve.org (CVE-2026-3169)

nvd.nist.gov (CVE-2026-3169)

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