# CVE-2026-110669: cemtan sar2html sar2html.py deleteAll missing authentication

> Remote attackers can delete hosts or ranges in SAR2HTML without authentication due to missing access controls in the delete functions.

- **Severity:** Medium 6.9 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/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:** Not needed
- **Fix available:** No
- **Published:** 14 Oct 2026
- **Updated:** 14 Oct 2026
- **Also known as:** GHSA-pp34-5rjg-ph8p

## What is CVE-2026-110669?

CVE-2026-110669 is a medium-severity missing authorization vulnerability in cemtan sar2html, published on 14 Oct 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

A security vulnerability has been detected in cemtan sar2html 4.0.0. This affects the function deleteHost/deleteRange/deleteAll of the file sar2html.py. Such manipulation leads to missing authentication. The attack may be performed from remote. The exploit has been disclosed publicly and may be used. The project was informed of the problem early through an issue report but has not responded yet.

Weakness: CWE-306 (Missing Authentication for Critical Functionality), CWE-287 (Improper Authentication)

## Which versions are affected by CVE-2026-110669?


## How do I fix CVE-2026-110669?

No fix has been published for CVE-2026-110669 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-110669 being exploited?

There is no known exploitation of CVE-2026-110669 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-110669 and fix it if it is affected.

What it is: CVE-2026-110669 is a medium-severity missing authorization vulnerability in cemtan sar2html, published on 14 Oct 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2026-110669 in the wild and no public exploit code.

Affected product: cemtan sar2html. 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-2026-110669/ (Markdown: https://insights.sbomify.com/CVE-2026-110669/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-110669
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-110669
- OSV: https://osv.dev/vulnerability/CVE-2026-110669

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-110669/
Summaries are generated and may contain mistakes; the official description above is the record.