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CVE-2025-12233

Tenda CH22 SafeUrlFilter fromSafeUrlFilter buffer overflow

HIGH
8.8
CVSS Score
Published: October 27, 2025 at 06:22 AM UTC
Updated: October 8, 2026 at 11:10 AM UTC
1 product affected across 1 vendorCH22 Firmware· also runs on 1 platform

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Severity
HIGH8.8
Exploit prediction
EPSS 5%
SSVC
PoC

Description

A flaw has been found in Tenda CH22 1.0.0.1. Affected by this issue is the function fromSafeUrlFilter of the file /goform/SafeUrlFilter. Executing manipulation of the argument page can lead to buffer overflow. The attack can be launched remotely. The exploit has been published and may be used.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

CH22 Firmware· Tenda
95%
1.0.0.1
tenda-ch22 (same device)

Runs on — not affected

The affected product only carries this flaw when running on these platforms. The platforms themselves are not vulnerable.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (5)

VDB EntryTechnical DescriptionThird Party Advisory
Source: cverecord
https://vuldb.com/?id.329903
SignaturePermissions RequiredVDB Entry
Source: cverecord
https://vuldb.com/?ctiid.329903
Third Party AdvisoryVDB Entry
Source: cverecord
https://vuldb.com/?submit.673714
Broken LinkExploitIssue TrackingThird Party Advisory
Source: cverecord
https://github.com/QIU-DIE/CVE/issues/14
Product
Source: cverecord
https://www.tenda.com.cn/

SSVC — Action Prioritization

SSVCPoCNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.8HIGHVulDB
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-120CWE-119

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