PT-2026-26944 · Tenda · Tenda F453

Ltzhust · Published 2026-03-21 · Updated 2026-03-23 · CVE-2026-4553

Positive Technologies (AI Summary)

CVSS v2.0

9.0

High

Base vector

AV:N/AC:L/Au:S/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Tenda F453 version 1.0.0.3

Description A stack-based buffer overflow exists in the fromNatlimit function of the /goform/Natlimit file within the Parameters Handler component. The issue is triggered by manipulating the page argument, allowing for remote exploitation. The exploit is publicly available.

Recommendations Update to a newer version that contains a fix for this vulnerability. As a temporary workaround, consider restricting access to the vulnerable component Parameters Handler to minimize the risk of exploitation.

Exploit

Fix

Stack Overflow

Buffer Overflow

Weakness Enumeration

CWE-121

CWE-119

Related Identifiers

CVE-2026-4553

Affected Products

Tenda F453

References · 11

• 🔥 https://github.com/Litengzheng/vul_db/blob/main/F453/vul_88/README.md · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-4553 · Security Note
• https://twitter.com/vuldb/status/2035402865523794120 · Twitter Post
• https://tenda.com.cn · Note
• https://vuldb.com/?submit.774931 · Note
• https://vuldb.com/?id.352380 · Note
• https://vuldb.com/?ctiid.352380 · Note
• https://twitter.com/VulmonFeeds/status/2035758298297741645 · Twitter Post
• https://twitter.com/CveFindCom/status/2035759062768328714 · Twitter Post
• https://twitter.com/CVEnew/status/2035992504663760929 · Twitter Post
• https://twitter.com/cyberbivash/status/2035757155408621664 · Twitter Post