How severe is CVE-2022-44311?

CVE-2022-44311 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability high.

Is CVE-2022-44311 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (61st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-44311?

CVE-2022-44311 affects Html2xhtml Project Html2xhtml. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-44311?

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

When was CVE-2022-44311 published?

CVE-2022-44311 was published on 2022-11-08 and last updated on 2026-06-17.

CVE-2022-44311

CVE-2022-44311 is a high-severity vulnerability in Html2xhtml Project Html2xhtml with a CVSS 3.x base score of 8.1. 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-125.

Key facts

Severity: High (CVSS 3.x base score 8.1)
EPSS exploit prediction: 1% (61st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-125
Affected product: Html2xhtml Project Html2xhtml
Published: 2022-11-08
Last modified: 2026-06-17

Description

html2xhtml v1.3 was discovered to contain an Out-Of-Bounds read in the function static void elm_close(tree_node_t *nodo) at procesador.c. This vulnerability allows attackers to access sensitive files or cause a Denial of Service (DoS) via a crafted html file.

Frequently asked questions

What is CVE-2022-44311?: html2xhtml v1.3 was discovered to contain an Out-Of-Bounds read in the function static void elm_close(tree_node_t *nodo) at procesador.c. This vulnerability allows attackers to access sensitive files or cause a Denial of Service (DoS) via a crafted html file.
How severe is CVE-2022-44311?: CVE-2022-44311 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability high.
Is CVE-2022-44311 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (61st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-44311?: CVE-2022-44311 affects Html2xhtml Project Html2xhtml. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-44311?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2022-44311 published?: CVE-2022-44311 was published on 2022-11-08 and last updated on 2026-06-17.

References

https://github.com/jfisteus/html2xhtml/issues/19

Affected products (1)

cpe:2.3:a:html2xhtml_project:html2xhtml:1.3:*:*:*:*:*:*:*

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