How severe is CVE-2023-36309?

CVE-2023-36309 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2023-36309 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-36309?

CVE-2023-36309 affects Phpjabbers Document Creator. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-36309?

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

When was CVE-2023-36309 published?

CVE-2023-36309 was published on 2023-08-10 and last updated on 2026-06-17.

CVE-2023-36309

CVE-2023-36309 is a medium-severity vulnerability in Phpjabbers Document Creator with a CVSS 3.x base score of 6.1. 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
EPSS exploit prediction: 0% (37th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Phpjabbers Document Creator
Published: 2023-08-10
Last modified: 2026-06-17

Description

There is a Cross Site Scripting (XSS) vulnerability in the "action" parameter of index.php in PHPJabbers Document Creator v1.0.

Frequently asked questions

What is CVE-2023-36309?: There is a Cross Site Scripting (XSS) vulnerability in the "action" parameter of index.php in PHPJabbers Document Creator v1.0.
How severe is CVE-2023-36309?: CVE-2023-36309 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2023-36309 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-36309?: CVE-2023-36309 affects Phpjabbers Document Creator. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-36309?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-36309 published?: CVE-2023-36309 was published on 2023-08-10 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:phpjabbers:document_creator:1.0:*:*:*:*:*:*:*

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