CVE-2026-3400
Last modified
CVE-2026-3400 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. A security flaw has been discovered in Tenda AC15 up to 15.13.07.13. Affected by this issue is some unknown functionality of the file /goform/TextEditingConversion. EPSS estimates a 0.85% chance of exploitation in the next 30 days.
Description
A security flaw has been discovered in Tenda AC15 up to 15.13.07.13. Affected by this issue is some unknown functionality of the file /goform/TextEditingConversion. The manipulation of the argument wpapsk_crypto2_4g results in stack-based buffer overflow. The attack may be launched remotely. The exploit has been released to the public and may be used for attacks.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS: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/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
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Tenda | Ac15 Firmware | <= 15.13.07.13 |
References
- https://vuldb.com/?ctiid.348295Permissions Required, VDB Entry
- https://vuldb.com/?id.348295Third Party Advisory, VDB Entry
- https://vuldb.com/?submit.760109Third Party Advisory, VDB Entry
- https://www.tenda.com.cn/Product
- https://www.yuque.com/ba1ma0-an29k/nnxoap/tzg68iadbmqx6esm?singleDoc#Exploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2026-3400?
How severe is CVE-2026-3400?
How do I fix CVE-2026-3400?
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2026
- CVE-2026-33993Locutus brings stdlibs of other programming languages to Jav…9.8
- CVE-2026-33994Locutus brings stdlibs of other programming languages to Jav…9.8
- CVE-2026-33995FreeRDP is a free implementation of the Remote Desktop Proto…5.3
- CVE-2026-33996LibJWT is a C JSON Web Token Library. Starting in version 3.…5.5
- CVE-2026-33997Moby is an open source container framework. Prior to version…8.1
- CVE-2026-33999A flaw was found in the X.Org X server. This integer underfl…7.8
- CVE-2026-34000A flaw was found in the X.Org X server. This out-of-bounds r…9.1
- CVE-2026-34001A flaw was found in the X.Org X server. This use-after-free …7.8
- CVE-2026-34002A flaw was found in the X.Org X server. This vulnerability, …9.1
- CVE-2026-34003A flaw was found in the X.Org X server's XKB key types reque…7.8
- CVE-2026-34005In Sofia on Xiongmai DVR/NVR (AHB7008T-MH-V2 and NBD7024H-P)…8.8
- CVE-2026-3401A weakness has been identified in SourceCodester Web-based P…6.6
Are you affected by CVE-2026-3400?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST