CVE-2025-48939: tarteaucitron.js is a compliant and accessible cookie banner

Routine

MEDIUM 4.2UPGRADE

CVE-2025-48939 is a medium-severity flaw (CVSS 4.2) affecting tarteaucitronjs. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

tarteaucitron.js is a compliant and accessible cookie banner. Prior to version 1.22.0, a vulnerability was identified in tarteaucitron.js where document.currentScript was accessed without verifying that it referenced an actual <script> element. If an attacker injected an HTML element, it could clobber the document.currentScript property. This causes the script to resolve incorrectly to an element instead of the <script> tag, leading to unexpected

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	4.2 (Medium)
Attack vector	Local
Attack complexity	Low
Privileges needed	High
User interaction	Required
EPSS exploit chance	0.2% (top 90%)
CISA exploited list	No
Weakness	CWE-138
Published	2025-07-03
Last modified	2026-06-17

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

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

Am I affected?

Timeline

2025-07-03 17:15 UTCPublished CVE record published
2026-06-17 09:30 UTCUpdated Record last modified

amauri tarteaucitronjs UPGRADE

Affected: < 1.22.0

Fixed in: 1.22.0

Safe to downgrade to: no unaffected older release

1. Check installed version

npm ls tarteaucitronjs

2. UPGRADE to 1.22.0

npm install tarteaucitronjs@">=1.22.0"

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-2025-48939?

tarteaucitronjs: upgrade to 1.22.0. Exact commands for each OS are on this page.

Is CVE-2025-48939 being exploited?

CVE-2025-48939 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-2025-48939 affect?

CVE-2025-48939 affects tarteaucitronjs. Severity is medium (CVSS 4.2). tarteaucitron.js is a compliant and accessible cookie banner. Prior to version 1.22.0, a vulnerability was identified in tarteaucitron.js where document.currentScript was accessed without verifying that it referenced an actual <script> elem

How urgent is CVE-2025-48939?

Priority 22/100. Public exploit reference

Related CVEs

CVE-2026-22809 MEDIUM 4.4 UPGRADE tarteaucitron.js is a compliant and accessible cookie banner
CVE-2025-31476 MEDIUM 4.8 UPGRADE UPGRADE tarteaucitron.js is a compliant and accessible cookie banner
CVE-2025-31475 MEDIUM 5.5 UPGRADE tarteaucitron.js is a compliant and accessible cookie banner
CVE-2025-31138 MEDIUM 5.5 UPGRADE tarteaucitron.js is a compliant and accessible cookie banner

References

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