# CVE-2025-8739: zhenfeng13 My-Blog save cross-site request forgery

> Attackers can perform unauthorized actions on behalf of authenticated users in the My-Blog admin panel via cross-site request forgery.

- **Severity:** Medium 5.3 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** A user has to click or open something
- **Fix available:** No
- **Published:** 8 Aug 2025
- **Updated:** 12 Aug 2025
- **Also known as:** GHSA-7fpr-26qh-365r

## What is CVE-2025-8739?

CVE-2025-8739 is a medium-severity vulnerability in zhenfeng13 My-Blog, published on 8 Aug 2025. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

### Official description

A vulnerability was found in zhenfeng13 My-Blog up to 1.0.0 and classified as problematic. This issue affects some unknown processing of the file /admin/tags/save. The manipulation of the argument tagName leads to cross-site request forgery. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.

Weakness: CWE-862 (Missing Authorization), CWE-352 (Cross-Site Request Forgery)

## Which versions are affected by CVE-2025-8739?

It affects 1 product.


Products: Zhenfeng13 My-Blog.

## How do I fix CVE-2025-8739?

No fix has been published for CVE-2025-8739 yet. Limit exposure of the affected software until one is available.

## Is CVE-2025-8739 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-8739 exists.

## Other vulnerabilities in zhenfeng13 My-Blog

- [CVE-2025-9100](https://insights.sbomify.com/CVE-2025-9100/): zhenfeng13 My-Blog Frontend Blog Article Comment comment authentication replay (medium 6.9)
- [CVE-2024-13144](https://insights.sbomify.com/CVE-2024-13144/): zhenfeng13 My-Blog BlogController.java uploadFileByEditomd unrestricted upload (medium 5.3)
- [CVE-2024-13145](https://insights.sbomify.com/CVE-2024-13145/): zhenfeng13 My-Blog uploadController. java upload unrestricted upload (medium 5.3)
- [CVE-2025-9101](https://insights.sbomify.com/CVE-2025-9101/): zhenfeng13 My-Blog Tag save cross site scripting (medium 5.1)
- [CVE-2025-8740](https://insights.sbomify.com/CVE-2025-8740/): zhenfeng13 My-Blog Category save cross site scripting (medium 4.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2025-8739 and fix it if it is affected.

What it is: CVE-2025-8739 is a medium-severity vulnerability in zhenfeng13 My-Blog, published on 8 Aug 2025. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-8739 exists.

Affected product: zhenfeng13 My-Blog. 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-2025-8739/ (Markdown: https://insights.sbomify.com/CVE-2025-8739/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2025-8739
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-8739
- OSV: https://osv.dev/vulnerability/CVE-2025-8739

---
From sbomify Insights: https://insights.sbomify.com/CVE-2025-8739/
Summaries are generated and may contain mistakes; the official description above is the record.