# CVE-2025-15454: zhanglun lettura RSS ContentRender.tsx cross site scripting

> Remote attackers can execute arbitrary scripts in Lettura RSS reader via crafted RSS content, requiring user interaction.

- **Severity:** Low 2.3 (`CVSS:4.0/AV:N/AC:H/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:** 5 Jan 2026
- **Updated:** 23 Feb 2026
- **Also known as:** GHSA-6fpp-9pqw-wr8m

## What is CVE-2025-15454?

CVE-2025-15454 is a low-severity cross-site scripting vulnerability in zhanglun lettura, published on 5 Jan 2026. 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 detected in zhanglun lettura up to 0.1.22. This issue affects some unknown processing of the file src/components/ArticleView/ContentRender.tsx of the component RSS Handler. The manipulation results in cross site scripting. The attack can be executed remotely. This attack is characterized by high complexity. The exploitability is assessed as difficult. The exploit is now public and may be used. The patch is identified as 67213093db9923e828a6e3fd8696a998c85da2d4. It is best practice to apply a patch to resolve this issue.

Weakness: CWE-94 (Improper Control of Generation of Code), CWE-79 (Improper Neutralization of Input During Web Page Generation)

## Which versions are affected by CVE-2025-15454?


## How do I fix CVE-2025-15454?

No fix has been published for CVE-2025-15454 yet. Limit exposure of the affected software until one is available.

## Is CVE-2025-15454 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-15454 exists.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2025-15454 and fix it if it is affected.

What it is: CVE-2025-15454 is a low-severity cross-site scripting vulnerability in zhanglun lettura, published on 5 Jan 2026. 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-2025-15454 exists.

Affected product: zhanglun lettura. 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-2025-15454/ (Markdown: https://insights.sbomify.com/CVE-2025-15454/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2025-15454
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-15454
- OSV: https://osv.dev/vulnerability/CVE-2025-15454

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From sbomify Insights: https://insights.sbomify.com/CVE-2025-15454/
Summaries are generated and may contain mistakes; the official description above is the record.