How severe is CVE-2023-28855?

CVE-2023-28855 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2023-28855 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-28855?

CVE-2023-28855 affects Teclib-edition Fields. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-28855?

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

When was CVE-2023-28855 published?

CVE-2023-28855 was published on 2023-04-05 and last updated on 2026-06-17.

CVE-2023-28855

CVE-2023-28855 is a medium-severity vulnerability in Teclib-edition Fields with a CVSS 3.x base score of 6.5. 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-269.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 1% (45th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-269
Affected product: Teclib-edition Fields
Published: 2023-04-05
Last modified: 2026-06-17

Description

Fields is a GLPI plugin that allows users to add custom fields on GLPI items forms. Prior to versions 1.13.1 and 1.20.4, lack of access control check allows any authenticated user to write data to any fields container, including those to which they have no configured access. Versions 1.13.1 and 1.20.4 contain a patch for this issue.

Frequently asked questions

What is CVE-2023-28855?: Fields is a GLPI plugin that allows users to add custom fields on GLPI items forms. Prior to versions 1.13.1 and 1.20.4, lack of access control check allows any authenticated user to write data to any fields container, including those to which they have no configured access. Versions 1.13.1 and 1.20.4 contain a patch for this issue.
How severe is CVE-2023-28855?: CVE-2023-28855 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2023-28855 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-28855?: CVE-2023-28855 affects Teclib-edition Fields. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-28855?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-28855 published?: CVE-2023-28855 was published on 2023-04-05 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:teclib-edition:fields:*:*:*:*:*:glpi:*:*

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