How severe is CVE-2025-67124?

CVE-2025-67124 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over network with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability high.

Is CVE-2025-67124 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-67124?

CVE-2025-67124 affects Svenstaro Miniserve. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-67124?

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

Does CVE-2025-67124 have an EU (EUVD) identifier?

Yes. CVE-2025-67124 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-4261.

When was CVE-2025-67124 published?

CVE-2025-67124 was published on 2026-01-23 and last updated on 2026-06-17.

CVE-2025-67124

CVE-2025-67124 is a medium-severity vulnerability in Svenstaro Miniserve with a CVSS 3.x base score of 6.8. 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-59.

Key facts

Severity: Medium (CVSS 3.x base score 6.8)
EPSS exploit prediction: 0% (22nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-4261
Weakness: CWE-59
Affected product: Svenstaro Miniserve
Published: 2026-01-23
Last modified: 2026-06-17

Description

A TOCTOU and symlink race in svenstaro/miniserve 0.32.0 upload finalization (when uploads are enabled) can allow an attacker to overwrite arbitrary files outside the intended upload/document root in deployments where the attacker can create/replace filesystem entries in the upload destination directory (e.g., shared writable directory/volume).

Frequently asked questions

What is CVE-2025-67124?: A TOCTOU and symlink race in svenstaro/miniserve 0.32.0 upload finalization (when uploads are enabled) can allow an attacker to overwrite arbitrary files outside the intended upload/document root in deployments where the attacker can create/replace filesystem entries in the upload destination directory (e.g., shared writable directory/volume).
How severe is CVE-2025-67124?: CVE-2025-67124 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over network with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability high.
Is CVE-2025-67124 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-67124?: CVE-2025-67124 affects Svenstaro Miniserve. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-67124?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-67124 have an EU (EUVD) identifier?: Yes. CVE-2025-67124 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-4261.
When was CVE-2025-67124 published?: CVE-2025-67124 was published on 2026-01-23 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:svenstaro:miniserve:0.32.0:*:*:*:*:*:*:*

Other CWE-59 (Improper Link Resolution Before File Access (Link Following)) vulnerabilities

CVE-2024-37143 — Critical (CVSS 10.0): Dell PowerFlex appliance versions prior to IC 46.381.00 and IC 46.376.00, Dell PowerFlex rack versions prior to RCM…
CVE-2024-28189 — Critical (CVSS 10.0): Judge0 is an open-source online code execution system. The application uses the UNIX chown command on an untrusted file…
CVE-2024-28185 — Critical (CVSS 10.0): Judge0 is an open-source online code execution system. The application does not account for symlinks placed inside the…
CVE-2022-22995 — Critical (CVSS 10.0): The combination of primitives offered by SMB and AFP in their default configuration allows the arbitrary writing of…
CVE-2014-4480 — Critical (CVSS 10.0): Directory traversal vulnerability in afc in AppleFileConduit in Apple iOS before 8.1.3 and Apple TV before 7.0.3 allows…
CVE-2002-2374 — Critical (CVSS 10.0): Unspecified vulnerability in pprosetup in Sun PatchPro 2.0 has unknown impact and attack vectors related to "unsafe use…

Browse all CWE-59 (Improper Link Resolution Before File Access (Link Following)) vulnerabilities →