# CVE-2026-108902: pH7Builder before 18.5.0 Path Traversal Arbitrary File Deletion via picture_link

> Authenticated attackers can delete arbitrary files via path traversal in the picture module, causing data loss and denial of service.

- **Severity:** High 7.2 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 11 Oct 2026
- **Updated:** 14 Oct 2026
- **Also known as:** GHSA-cmhg-xxg9-x9x9

## What is CVE-2026-108902?

CVE-2026-108902 is a high-severity path traversal vulnerability in ph7software ph7builder, published on 11 Oct 2026. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

pH7Builder (pH7 Social Dating CMS) before 18.5.0 contains a path traversal vulnerability in the picture module deletePhoto() action that allows authenticated members to delete arbitrary files. Attackers can supply ../ sequences in the POST picture_link parameter to remove other members' photos or configuration and cache files, causing content loss and denial of service.

Weakness: CWE-22 (Improper Limitation of a Pathname to a Restricted Directory)

## Which versions are affected by CVE-2026-108902?


## How do I fix CVE-2026-108902?

No fix has been published for CVE-2026-108902 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-108902 being exploited?

There is no known exploitation of CVE-2026-108902 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-108902 and fix it if it is affected.

What it is: CVE-2026-108902 is a high-severity path traversal vulnerability in ph7software ph7builder, published on 11 Oct 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2026-108902 in the wild and no public exploit code.

Affected product: ph7software ph7builder. 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-2026-108902/ (Markdown: https://insights.sbomify.com/CVE-2026-108902/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-108902
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-108902
- OSV: https://osv.dev/vulnerability/CVE-2026-108902

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-108902/
Summaries are generated and may contain mistakes; the official description above is the record.