How severe is CVE-2023-6887?

CVE-2023-6887 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-2023-6887 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-6887?

CVE-2023-6887 affects Forestblog Project Forestblog. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-6887?

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

When was CVE-2023-6887 published?

CVE-2023-6887 was published on 2023-12-17 and last updated on 2026-06-17.

CVE-2023-6887

CVE-2023-6887 is a medium-severity vulnerability in Forestblog Project Forestblog 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
EPSS exploit prediction: 1% (56th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-434
Affected product: Forestblog Project Forestblog
Published: 2023-12-17
Last modified: 2026-06-17

Description

A vulnerability classified as critical has been found in saysky ForestBlog up to 20220630. This affects an unknown part of the file /admin/upload/img of the component Image Upload Handler. The manipulation of the argument filename leads to unrestricted upload. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-248247.

Frequently asked questions

What is CVE-2023-6887?: A vulnerability classified as critical has been found in saysky ForestBlog up to 20220630. This affects an unknown part of the file /admin/upload/img of the component Image Upload Handler. The manipulation of the argument filename leads to unrestricted upload. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-248247.
How severe is CVE-2023-6887?: CVE-2023-6887 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-2023-6887 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-6887?: CVE-2023-6887 affects Forestblog Project Forestblog. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-6887?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-6887 published?: CVE-2023-6887 was published on 2023-12-17 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:forestblog_project:forestblog:*:*:*:*:*:*:*:*

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