TP-Link TL-WR740N V1 and V2 v3.12.4 and earlier allows authenticated attackers to execute…
Priority LOW 30CWE-494Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- Required
- Attack complexity
- High
- Impact type
- Code execution
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-494.
Summary
TP-Link TL-WR740N V1 and V2 v3.12.4 and earlier allows authenticated attackers to execute arbitrary code or cause a Denial of Service (DoS) via uploading a crafted firmware image during the firmware update process.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00372 31st percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 8
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:tp-link:tl-wr740n_v1_firmware:*:*:*:*:*:*:*:* | up to 3.12.4 | Vulnerable | TP-Link |
| cpe:2.3:h:tp-link:tl-wr740n_v1:-:*:*:*:*:*:*:* | not specified by NVD | Running on | TP-Link |
| cpe:2.3:o:tp-link:tl-wr740n_v2_firmware:*:*:*:*:*:*:*:* | up to 3.12.4 | Vulnerable | TP-Link |
| cpe:2.3:h:tp-link:tl-wr740n_v2:-:*:*:*:*:*:*:* | not specified by NVD | Running on | TP-Link |
| cpe:2.3:o:tp-link:tl-wr741nd_v1_firmware:*:*:*:*:*:*:*:* | up to 3.12.4 | Vulnerable | TP-Link |
| cpe:2.3:h:tp-link:tl-wr741nd_v1:-:*:*:*:*:*:*:* | not specified by NVD | Running on | TP-Link |
| cpe:2.3:o:tp-link:tl-wr741nd_v2_firmware:*:*:*:*:*:*:*:* | up to 3.12.4 | Vulnerable | TP-Link |
| cpe:2.3:h:tp-link:tl-wr741nd_v2:-:*:*:*:*:*:*:* | not specified by NVD | Running on | TP-Link |
- cpe:2.3:o:tp-link:tl-wr740n_v1_firmware:*:*:*:*:*:*:*:* Versions up to 3.12.4 Vulnerable ·TP-Link
- cpe:2.3:h:tp-link:tl-wr740n_v1:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·TP-Link
- cpe:2.3:o:tp-link:tl-wr740n_v2_firmware:*:*:*:*:*:*:*:* Versions up to 3.12.4 Vulnerable ·TP-Link
- cpe:2.3:h:tp-link:tl-wr740n_v2:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·TP-Link
- cpe:2.3:o:tp-link:tl-wr741nd_v1_firmware:*:*:*:*:*:*:*:* Versions up to 3.12.4 Vulnerable ·TP-Link
- cpe:2.3:h:tp-link:tl-wr741nd_v1:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·TP-Link
- cpe:2.3:o:tp-link:tl-wr741nd_v2_firmware:*:*:*:*:*:*:*:* Versions up to 3.12.4 Vulnerable ·TP-Link
- cpe:2.3:h:tp-link:tl-wr741nd_v2:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·TP-Link
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2022-46430
- 2026-10-03 Alias added: GHSA-5c5f-g48v-mx2x
References
Sources
- CVE-2022-46430 · CVE Program
- CVE-2022-46430 · NVD
- FIRST EPSS
- GHSA-5c5f-g48v-mx2x · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences