Cyber Resilience

CVE-2026-24437

MediumPublic PoC

Published: 26 January 2026

Published
26 January 2026
Modified
28 January 2026
KEV Added
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Patch
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CVSS Score v4 4.8 CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
EPSS Score 0.0015 4.9th percentile
Risk Priority 35 floored blend · peak EPSS

Summary

CVE-2026-24437 is a medium-severity Use of Web Browser Cache Containing Sensitive Information (CWE-525) vulnerability in Tenda W30E Firmware. Its CVSS base score is 4.8 (Medium).

Operationally, exploitation aligns with the MITRE ATT&CK technique Credentials from Web Browsers (T1555.003); ranked at the 4.9th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

OWASP Top 10 for Web (2025)

A06:2025 Insecure Design

EU & UK References

Vulnerability details

Shenzhen Tenda W30E V2 firmware versions up to and including V16.01.0.19(5037) serve sensitive administrative content without appropriate cache-control directives. As a result, browsers may store credential-bearing responses locally, exposing them to subsequent unauthorized access.

CWE(s)
CWE-525

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1555.003 Credentials from Web Browsers Credential Access
Adversaries may acquire credentials from web browsers by reading files specific to the target browser.
attack.mitre.org →
T1552.001 Credentials In Files Credential Access
Adversaries may search local file systems and remote file shares for files containing insecurely stored credentials.
attack.mitre.org →
Why these techniques?

Vulnerability allows browser caching of admin credentials (CWE-525), directly enabling local credential theft from browser storage/files.

Confidence: MEDIUM · MITRE ATT&CK Enterprise v19.0

Affected Assets

tenda
w30e firmware
≤ 16.01.0.19\(5037\)

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References