How severe is CVE-2023-36311?

CVE-2023-36311 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-36311 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-36311?

CVE-2023-36311 affects Phpjabbers Document Creator. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-36311?

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

When was CVE-2023-36311 published?

CVE-2023-36311 was published on 2023-08-10 and last updated on 2026-06-17.

CVE-2023-36311

CVE-2023-36311 is a critical-severity vulnerability in Phpjabbers Document Creator with a CVSS 3.x base score of 9.8. 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-89.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (55th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-89
Affected product: Phpjabbers Document Creator
Published: 2023-08-10
Last modified: 2026-06-17

Description

There is a SQL injection (SQLi) vulnerability in the "column" parameter of index.php in PHPJabbers Document Creator v1.0.

Frequently asked questions

What is CVE-2023-36311?: There is a SQL injection (SQLi) vulnerability in the "column" parameter of index.php in PHPJabbers Document Creator v1.0.
How severe is CVE-2023-36311?: CVE-2023-36311 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-36311 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-36311?: CVE-2023-36311 affects Phpjabbers Document Creator. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-36311?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2023-36311 published?: CVE-2023-36311 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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