How severe is CVE-2025-6848?

CVE-2025-6848 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-2025-6848 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-6848?

CVE-2025-6848 affects Fabian Simple Forum. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-6848?

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

Does CVE-2025-6848 have an EU (EUVD) identifier?

Yes. CVE-2025-6848 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-19550.

When was CVE-2025-6848 published?

CVE-2025-6848 was published on 2025-06-29 and last updated on 2026-06-17.

CVE-2025-6848

CVE-2025-6848 is a medium-severity vulnerability in Fabian Simple Forum 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-434.

Key facts

Severity: Medium (CVSS 3.x base score 6.3)
CVSS v2: 6.5
CVSS v4: 2.1
EPSS exploit prediction: 0% (23rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-19550
Weakness: CWE-434
Affected product: Fabian Simple Forum
Published: 2025-06-29
Last modified: 2026-06-17

Description

A vulnerability, which was classified as critical, has been found in code-projects Simple Forum 1.0. This issue affects some unknown processing of the file /forum1.php. The manipulation of the argument File leads to unrestricted upload. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.

Frequently asked questions

What is CVE-2025-6848?: A vulnerability, which was classified as critical, has been found in code-projects Simple Forum 1.0. This issue affects some unknown processing of the file /forum1.php. The manipulation of the argument File leads to unrestricted upload. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.
How severe is CVE-2025-6848?: CVE-2025-6848 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-2025-6848 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-6848?: CVE-2025-6848 affects Fabian Simple Forum. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-6848?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-6848 have an EU (EUVD) identifier?: Yes. CVE-2025-6848 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-19550.
When was CVE-2025-6848 published?: CVE-2025-6848 was published on 2025-06-29 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:fabian:simple_forum:1.0:*:*:*:*:*:*:*

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CVE-2025-6846 — High (CVSS 7.3): A vulnerability classified as critical has been found in code-projects Simple Forum 1.0. This affects an unknown part…
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