# CVE-2026-8714: Denial-of-Service Vulnerability in RTSP Input Handling on TP-Link's Tapo C520WS

> Attackers can cause a denial of service in TP-Link Tapo C520WS cameras by sending malformed RTSP inputs, rendering the service unresponsive.

- **Severity:** High 7.1 (`CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Local or same network only
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 5 Jun 2026
- **Updated:** 5 Jun 2026
- **Also known as:** GHSA-78fp-rfh4-99fh

## What is CVE-2026-8714?

CVE-2026-8714 is a high-severity denial of service vulnerability in TP-Link Systems Inc. Tapo C520WS v2, published on 5 Jun 2026. It can only be exploited from the same machine or local network, with no action from the victim.

### Official description

A denial-of-service
vulnerability exists in the RTSP server component of TP-Link Tapo C520WS v2 due to improper handling of
syntactically invalid input.  Crafted inputs
can trigger a processing error, causing the RTSP service to enter non-responsive
state.

Successful
exploitation may cause the RTSP in a denial-of-service condition.

Weakness: CWE-20 (Improper Input Validation)

## Which versions are affected by CVE-2026-8714?

It affects 1 product.


Products: Tp-Link Tapo C520ws Firmware.

## How do I fix CVE-2026-8714?

No fix has been published for CVE-2026-8714 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-8714 being exploited?

There is no known exploitation of CVE-2026-8714 in the wild and no public exploit code.

## Other vulnerabilities in TP-Link Systems Inc. Tapo C520WS v2

- [CVE-2026-34121](https://insights.sbomify.com/CVE-2026-34121/): Authentication Bypass in DS Configuration Service via HTTP Request Parsing Differential of TP-Link Tapo C520WS (high 8.7)
- [CVE-2026-34118](https://insights.sbomify.com/CVE-2026-34118/): Heap-based Buffer Overflow Vulnerability Leading to Denial-of-Service in TP-Link Tapo C100, C101, C210 & C520WS (high 7.1)
- [CVE-2026-34119](https://insights.sbomify.com/CVE-2026-34119/): Heap-based Buffer Overflow Vulnerability Leading to Denial-of-Service in TP-Link Tapo C520WS (high 7.1)
- [CVE-2026-34120](https://insights.sbomify.com/CVE-2026-34120/): Heap-based Buffer Overflow Vulnerability Leading to Denial-of-Service in TP-Link Tapo C520WS (high 7.1)
- [CVE-2026-34122](https://insights.sbomify.com/CVE-2026-34122/): Stack-based Buffer Overflow Leading to Denial of Service in TP-Link Tapo C520WS (high 7.1)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-8714 and fix it if it is affected.

What it is: CVE-2026-8714 is a high-severity denial of service vulnerability in TP-Link Systems Inc. Tapo C520WS v2, published on 5 Jun 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2026-8714 in the wild and no public exploit code.

Affected product: TP-Link Systems Inc. Tapo C520WS v2. No package-level version data is available, so check the vendor advisory linked from the reference page.

Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.

Reference: https://insights.sbomify.com/CVE-2026-8714/ (Markdown: https://insights.sbomify.com/CVE-2026-8714/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-8714
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-8714
- OSV: https://osv.dev/vulnerability/CVE-2026-8714

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-8714/
Summaries are generated and may contain mistakes; the official description above is the record.