CVE-2026-30814HIGH 8.0EPSS p33.3%
CVE-2026-30814CVE-2026-30814
Description
A stack-based buffer overflow in the tmpServer module of TP-Link Archer AX53 v1.0 allows an authenticated adjacent attacker to trigger a segmentation fault and potentially execute arbitrary code via a specially crafted configuration file. Successful exploitation may cause a crash and could allow arbitrary code execution, enabling modification of device state, exposure of sensitive data, or further compromise of device integrity.
This issue affects AX53 v1.0: before 1.7.1 Build 20260213.
Scoring
| CVSS 3.1 | 8.0 (HIGH) |
| Vector | CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 0.42% probability of exploitation · percentile 33.3% · 2026-06-18T12:00:27Z |
| Published | 2026-04-08 |
| Last modified | 2026-05-07 |
Underlying weaknesses· 2
References
- https://talosintelligence.com/vulnerability_reports/
- https://www.tp-link.com/en/support/download/archer-ax53/v1/#Firmware
- https://www.tp-link.com/my/support/download/archer-ax53/v1/#Firmware
- https://www.tp-link.com/us/support/faq/5055/
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2025-2302
2
| Type | Target | Confidence | Tier |
|---|---|---|---|
| Weakness | Stack-based Buffer Overflowcwe-121 | 0% | live |
| Weakness | Out-of-bounds Writecwe-787 | 0% | live |
Related by meaning· 6
Nearest entities by semantic similarity across the cs-graph corpus.