How severe is CVE-2025-6843?

CVE-2025-6843 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2025-6843 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-6843?

CVE-2025-6843 affects Fabian Simple Photo Gallery. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-6843?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2025-6843 have an EU (EUVD) identifier?

Yes. CVE-2025-6843 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-19471.

When was CVE-2025-6843 published?

CVE-2025-6843 was published on 2025-06-29 and last updated on 2026-06-17.

CVE-2025-6843

CVE-2025-6843 is a high-severity vulnerability in Fabian Simple Photo Gallery with a CVSS 3.x base score of 7.3. 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: High (CVSS 3.x base score 7.3)
CVSS v2: 7.5
CVSS v4: 5.5
EPSS exploit prediction: 1% (44th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-19471
Weakness: CWE-434
Affected product: Fabian Simple Photo Gallery
Published: 2025-06-29
Last modified: 2026-06-17

Description

A vulnerability was found in code-projects Simple Photo Gallery 1.0. It has been classified as critical. Affected is an unknown function of the file /upload-photo.php. The manipulation of the argument file_img leads to unrestricted upload. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.

Frequently asked questions

What is CVE-2025-6843?: A vulnerability was found in code-projects Simple Photo Gallery 1.0. It has been classified as critical. Affected is an unknown function of the file /upload-photo.php. The manipulation of the argument file_img leads to unrestricted upload. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.
How severe is CVE-2025-6843?: CVE-2025-6843 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2025-6843 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-6843?: CVE-2025-6843 affects Fabian Simple Photo Gallery. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-6843?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2025-6843 have an EU (EUVD) identifier?: Yes. CVE-2025-6843 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-19471.
When was CVE-2025-6843 published?: CVE-2025-6843 was published on 2025-06-29 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:fabian:simple_photo_gallery:1.0:*:*:*:*:*:*:*

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