High 8.8Published Aug 31, 2025

CVE-2025-9748Tenda CH22 httpd IPSECsave fromIpsecitem stack-based overflow

Updated under an hour ago (Oct 26, 2026, 10:00 PM ET)

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It affects Tenda CH22 and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for Tenda CH22

Exploited in the last 30 days

A vulnerability was determined in Tenda CH22 1.0.0.1. Affected by this issue is the function fromIpsecitem of the file /goform/IPSECsave of the component httpd. Executing manipulation of the argument ipsecno can lead to stack-based buffer overflow. The attack may be performed from remote.

CVSS: 8.8 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:X/RL:X/RC:R
Weakness (CWE): CWE-121, CWE-119
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulDB
NVD analysis: Analyzed
Record last updated: Sep 2, 2025
First seen by InfoSec Signals: Oct 18, 2026

Affected products

Affected products

Tenda CH22 tenda:ch22 (from the name)	1.0.0.1	CNA record
tenda ch22_firmware tenda:ch22_firmware	1.0.0.1	NVD

References

References

https://vuldb.com/?id.322049	vdb-entry, technical-description, third-party-advisory
https://vuldb.com/?ctiid.322049	signature, permissions-required, vdb-entry
https://vuldb.com/?submit.640422	third-party-advisory, vdb-entry
https://github.com/physicszq/Routers/tree/main/tmp/02	related, exploit, third-party-advisory
https://www.tenda.com.cn/	product

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.