# CVE-2025-49088: Denial of service in Infinity

> A remote attacker can cause a denial of service in Pexip Infinity by sending a crafted calendar invite when OTJ is configured.

- **Severity:** Medium 5.9 (`CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 25 Dec 2025
- **Updated:** 26 Dec 2025
- **Also known as:** GHSA-xxv4-5prv-8f29

## What is CVE-2025-49088?

CVE-2025-49088 is a medium-severity denial of service vulnerability in Pexip Pexip Infinity, published on 25 Dec 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

Pexip Infinity 32.0 through 37.1 before 37.2, in certain configurations of OTJ (One Touch Join) for Teams SIP Guest Join, has Improper Input Validation in the OTJ service, allowing a remote attacker to trigger a software abort via a crafted calendar invite, leading to a denial of service.

Weakness: CWE-617 (Reachable Assertion)

## Which versions are affected by CVE-2025-49088?

It affects 1 product.


Products: Pexip Pexip Infinity.

## How do I fix CVE-2025-49088?

No fix has been published for CVE-2025-49088 yet. Limit exposure of the affected software until one is available.

## Is CVE-2025-49088 being exploited?

There is no known exploitation of CVE-2025-49088 in the wild and no public exploit code.

## Other vulnerabilities in Pexip Pexip Infinity

- [CVE-2026-103110](https://insights.sbomify.com/CVE-2026-103110/): Memory corruption in Infinity (critical 9.8)
- [CVE-2020-11805](https://insights.sbomify.com/CVE-2020-11805/): Missing authorization in n/a (critical 9.8)
- [CVE-2015-4719](https://insights.sbomify.com/CVE-2015-4719/): Privilege escalation in n/a (critical 9.8)
- [CVE-2017-6551](https://insights.sbomify.com/CVE-2017-6551/): Other in n/a (critical 9.8)
- [CVE-2026-103105](https://insights.sbomify.com/CVE-2026-103105/): Missing authorization in Infinity (high 8.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2025-49088 and fix it if it is affected.

What it is: CVE-2025-49088 is a medium-severity denial of service vulnerability in Pexip Pexip Infinity, published on 25 Dec 2025. 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-2025-49088 in the wild and no public exploit code.

Affected product: Pexip Pexip Infinity. 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-2025-49088/ (Markdown: https://insights.sbomify.com/CVE-2025-49088/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2025-49088
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-49088
- OSV: https://osv.dev/vulnerability/CVE-2025-49088

---
From sbomify Insights: https://insights.sbomify.com/CVE-2025-49088/
Summaries are generated and may contain mistakes; the official description above is the record.