How severe is CVE-2025-6152?

CVE-2025-6152 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2025-6152 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (39th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-6152?

CVE-2025-6152 primarily affects Steel Browser. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2025-6152?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-6152 have an EU (EUVD) identifier?

Yes. CVE-2025-6152 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-18450.

When was CVE-2025-6152 published?

CVE-2025-6152 was published on 2025-06-17 and last updated on 2026-06-17.

CVE-2025-6152

CVE-2025-6152 is a medium-severity vulnerability in Steel Browser with a CVSS 3.x base score of 6.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-22.

Key facts

Severity: Medium (CVSS 3.x base score 6.3)
CVSS v2: 6.5
CVSS v4: 5.3
EPSS exploit prediction: 0% (39th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-18450
Weakness: CWE-22
Affected product: Steel Browser
Published: 2025-06-17
Last modified: 2026-06-17

Description

A vulnerability, which was classified as critical, was found in Steel Browser up to 0.1.3. This affects the function handleFileUpload of the file api/src/modules/files/files.routes.ts. The manipulation of the argument filename leads to path traversal. It is possible to initiate the attack remotely. The patch is named 7ba93a10000fb77ee01731478ef40551a27bd5b9. It is recommended to apply a patch to fix this issue.

Frequently asked questions

What is CVE-2025-6152?: A vulnerability, which was classified as critical, was found in Steel Browser up to 0.1.3. This affects the function handleFileUpload of the file api/src/modules/files/files.routes.ts. The manipulation of the argument filename leads to path traversal. It is possible to initiate the attack remotely. The patch is named 7ba93a10000fb77ee01731478ef40551a27bd5b9. It is recommended to apply a patch to fix this issue.
How severe is CVE-2025-6152?: CVE-2025-6152 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2025-6152 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (39th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-6152?: CVE-2025-6152 primarily affects Steel Browser. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2025-6152?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-6152 have an EU (EUVD) identifier?: Yes. CVE-2025-6152 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-18450.
When was CVE-2025-6152 published?: CVE-2025-6152 was published on 2025-06-17 and last updated on 2026-06-17.

References

Affected products (3)

cpe:2.3:a:steel:browser:0.1.1:beta1:*:*:*:*:*:*
cpe:2.3:a:steel:browser:0.1.2:beta:*:*:*:*:*:*
cpe:2.3:a:steel:browser:0.1.3:beta:*:*:*:*:*:*

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