CVE-2025-47783: Label Studio is a multi-type data labeling and annotation tool

Q: How do I fix CVE-2025-47783?

label studio: upgrade to 1.18.0. Exact commands for each OS are on this page.

Q: Is CVE-2025-47783 being exploited?

CVE-2025-47783 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2025-47783 affect?

CVE-2025-47783 affects label studio. Severity is medium (CVSS 6.1). Label Studio is a multi-type data labeling and annotation tool. A vulnerability in versions prior to 1.18.0 allows an attacker to inject a malicious script into the context of a web page, which can lead to data theft, session hijacking, una

Q: How urgent is CVE-2025-47783?

Priority 38/100. Public exploit reference

Routine

MEDIUM 6.1UPGRADE

CVE-2025-47783 is a medium-severity flaw (CVSS 6.1) affecting label studio. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Label Studio is a multi-type data labeling and annotation tool. A vulnerability in versions prior to 1.18.0 allows an attacker to inject a malicious script into the context of a web page, which can lead to data theft, session hijacking, unauthorized actions on behalf of the user, and other attacks. The vulnerability is reproducible when sending a properly formatted request to the `POST /projects/upload-example/` endpoint. In the source code, the

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	6.1 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.6% (top 52%)
CISA exploited list	No
Weakness	CWE-79
Published	2025-05-14
Last modified	2026-06-17

Publisher (CNA): GitHub, Inc. · Vendor: humansignal

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-05-14 23:15 UTCPublished CVE record published
2026-06-17 09:28 UTCUpdated Record last modified

humansignal label studio UPGRADE

Affected: < 1.18.0

Fixed in: 1.18.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy label-studio || rpm -q label-studio || label-studio --version

2. UPGRADE to 1.18.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade label-studio

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade label-studio

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Nuclei scan template: Label Studio < 1.18.0 - Reflected XSS

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-47783?

label studio: upgrade to 1.18.0. Exact commands for each OS are on this page.

Is CVE-2025-47783 being exploited?

CVE-2025-47783 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-47783 affect?

CVE-2025-47783 affects label studio. Severity is medium (CVSS 6.1). Label Studio is a multi-type data labeling and annotation tool. A vulnerability in versions prior to 1.18.0 allows an attacker to inject a malicious script into the context of a web page, which can lead to data theft, session hijacking, una

How urgent is CVE-2025-47783?

Priority 38/100. Public exploit reference

Related CVEs

CVE-2026-22033 MEDIUM 5.4 UPGRADE Label Studio is a multi-type data labeling and annotation tool
CVE-2025-25297 HIGH 8.6 UPGRADE Label Studio is an open source data labeling tool
CVE-2025-25296 MEDIUM 6.1 UPGRADE Label Studio is an open source data labeling tool

References

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