CVE-2026-120190

2.0 lowEPSS 0.4%

Low (2.0). EPSS 0.4% estimated probability of exploitation activity in the next 30 days.

A security flaw has been discovered in PostyBirb Plus up to 3.1.75. Affected by this vulnerability is an unknown functionality of the file ui/src/views/submissions/submission-forms/form-components/DescriptionInput.tsx of the component Submission Description Editor. The manipulation results in cross site scripting. The attack may be performed from remote. The exploit has been released to the public and may be used for attacks. Upgrading to version 3.1.76 addresses this issue. The patch is identified as 6b11c2345ad98ae59fd5404a9f1024eb1d10c8a4. It is advisable to upgrade the affected component.

Severity

CVSS 4.0

2.0 low

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P

CVSS 3.1

3.5 low

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N

EPSS: 0.4% estimated probability of exploitation activity in the next 30 days; 33rd percentile. Scored 2026-11-01. A forecast for this CVE across the internet, not for your own systems.
CWEs: CWE-79 Improper Neutralization of Input During Web Page Generation (Cross-site Scripting)
CWE-94 Improper Control of Generation of Code (Code Injection)
Published: 2026-11-01 01:17 UTC
Modified: 2026-11-01 01:17 UTC
Record from: the NVD, synced 2026-11-01 01:37 UTC

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