CVE-2023-26920 Other in n/a
Medium 6.5
Published
Updated
Check this codebase for CVE-2023-26920 and fix it if it is affected.
What it is: CVE-2023-26920 is a medium-severity vulnerability in n/a, published on 12 Dec 2023. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2023-26920 in the wild and no public exploit code.
Affected product: n/a. 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-2023-26920/ (Markdown: https://insights.sbomify.com/CVE-2023-26920/index.md)
Prototype pollution in fast-xml-parser allows attackers to manipulate object prototypes, potentially leading to code execution or privilege escalation.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2023-26920?
CVE-2023-26920 is a medium-severity vulnerability in n/a, published on 12 Dec 2023. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
fast-xml-parser before 4.1.2 allows __proto__ for Prototype Pollution.
Weakness: CWE-1321
Which versions are affected by CVE-2023-26920?
It affects 1 product.
Products include Naturalintelligence Fast Xml Parser.
How do I fix CVE-2023-26920?
Upgrade to a fixed version.
Is CVE-2023-26920 being exploited?
There is no known exploitation of CVE-2023-26920 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2023-26920, MINI-pgw7-9pgj-556w, ROOT-APP-NPM-CVE-2023-26920, UBUNTU-CVE-2023-26920.