How severe is CVE-2022-33879?

CVE-2022-33879 has a CVSS 3.x base score of 3.3, rated low severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability low.

Is CVE-2022-33879 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-33879?

CVE-2022-33879 affects Apache Tika. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-33879?

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

When was CVE-2022-33879 published?

CVE-2022-33879 was published on 2022-06-27 and last updated on 2026-06-17.

CVE-2022-33879

CVE-2022-33879 is a low-severity vulnerability in Apache Tika with a CVSS 3.x base score of 3.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Low (CVSS 3.x base score 3.3)
CVSS v2: 2.6
EPSS exploit prediction: 2% (77th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Apache Tika
Published: 2022-06-27
Last modified: 2026-06-17

Description

The initial fixes in CVE-2022-30126 and CVE-2022-30973 for regexes in the StandardsExtractingContentHandler were insufficient, and we found a separate, new regex DoS in a different regex in the StandardsExtractingContentHandler. These are now fixed in 1.28.4 and 2.4.1.

Frequently asked questions

What is CVE-2022-33879?: The initial fixes in CVE-2022-30126 and CVE-2022-30973 for regexes in the StandardsExtractingContentHandler were insufficient, and we found a separate, new regex DoS in a different regex in the StandardsExtractingContentHandler. These are now fixed in 1.28.4 and 2.4.1.
How severe is CVE-2022-33879?: CVE-2022-33879 has a CVSS 3.x base score of 3.3, rated low severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability low.
Is CVE-2022-33879 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-33879?: CVE-2022-33879 affects Apache Tika. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-33879?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-33879 published?: CVE-2022-33879 was published on 2022-06-27 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:apache:tika:*:*:*:*:*:*:*:*

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