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CVE-2022-33879

Incomplete fix and new regex DoS in StandardsExtractingContentHandler

3.3 LowFix available

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.

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
Low
Privileges needed
None
User interaction
Required

What an attacker can affect

Confidentiality
None
Integrity
None
Availability
Low

Exploit likelihood

2.03%Up 1.1 points since Jun 28, 2022
90%50%10%1%

What each source reports

NVD Score used 3.3

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.

Record
CVE-2022-33879
CVSS 3.1
3.3 LowCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
CVSS 2.0
2.6 LowAV:N/AC:H/Au:N/C:N/I:N/A:P
Updated
2026-11-02
CVE List No score

Incomplete fix and new regex DoS in StandardsExtractingContentHandler

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.

Record
CVE-2022-33879
Updated
2026-11-02
EUVDEUVD-2022-5964 No score

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.

Record
EUVD-2022-5964
Updated
2026-11-03
GitHub AdvisoriesGHSA-6q8v-2hvm-fx37 3.3

Apache Tika contains incomplete fix for regex DoS

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.

Record
GHSA-6q8v-2hvm-fx37
CVSS 3.1
3.3 LowCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
Updated
2026-11-02
OSVDEBIAN-CVE-2022-33879 3.3

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.

Record
DEBIAN-CVE-2022-33879
CVSS 3.1
3.3 LowCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
Updated
2026-11-02
OSVGHSA-6q8v-2hvm-fx37 3.3

Apache Tika contains incomplete fix for regex DoS

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.

Record
GHSA-6q8v-2hvm-fx37
CVSS 3.1
3.3 LowCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
Updated
2026-11-02
Show 5 moreShow less
OSVUBUNTU-CVE-2022-33879 3.3

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.

Record
UBUNTU-CVE-2022-33879
CVSS 3.1
3.3 LowCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
Updated
2026-11-02
OSV No score

Incomplete fix and new regex DoS in StandardsExtractingContentHandler

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.

Record
CVE-2022-33879
Updated
2026-11-02
OSVSUSE-SU-2022:3310-1 No score

Security update for tika-core

This update for tika-core fixes the following issues:

  • CVE-2022-33879: Incomplete fix and new regex DoS in StandardsExtractingContentHandler. (bsc#1201217)
  • CVE-2022-30973, CVE-2022-30126: Regular Expression Denial of Service in Standards Extractor. (bsc#1199604, bsc#1200283)
Record
SUSE-SU-2022:3310-1
Updated
2026-11-02
OSVSUSE-SU-2022:3311-1 No score

Security update for tika-core

This update for tika-core fixes the following issues:

  • CVE-2022-33879: Regular Expression Denial of Service in StandardsExtractingContentHandler (bsc#1201217)
  • CVE-2022-30973, CVE-2022-30126: Regular Expression Denial of Service in Standards Extractor (bsc#1199604, bsc#1200283)
Record
SUSE-SU-2022:3311-1
Updated
2026-11-02
OSVUSN-7529-1 No score

tika vulnerabilities

It was discovered that Apache Tika can have an excessive memory usage by using a crafted or corrupt PSD file. An attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 20.04 LTS. (CVE-2020-1950, CVE-2020-1951)

It was discovered that Apache Tika incorrectly handled certain regular expressions. An attacker could possibly use this issue to cause a denial of service. (CVE-2022-30126, CVE-2022-30973, CVE-2022-33879)

Record
USN-7529-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
org.apache.tika:tika
Maven
 before 1.28.4
1.28.4
org.apache.tika:tika
Maven
 2.0.0 up to 2.4.1
2.4.1
tika
Debian:11
 All versions, plus listed versions
1.22-21.22-2+deb11u1
 None known
org.apache.tika:tika
Maven
 before 1.28.4, plus listed versions
0.20.31.101.111.12
Show 25 moreShow less
1.131.141.151.161.171.181.191.19.11.201.211.221.231.241.24.11.251.261.271.281.28.11.28.21.28.31.61.71.81.9
1.28.4
org.apache.tika:tika
Maven
 2.0.0 up to 2.4.1, plus listed versions
2.1.02.2.02.2.12.3.02.4.0
2.4.1
tika-core
SUSE:Manager Server Module 4.2
From an advisory covering 3 CVEs
 before 1.26-150300.4.3.1
1.26-150300.4.3.1
tika-core
SUSE:Manager Server Module 4.1
From an advisory covering 3 CVEs
 before 1.26-150200.3.8.1
1.26-150200.3.8.1
tika
Ubuntu:16.04:LTS
 All versions, plus listed versions
1.5-21.5-31.5-41.5-4ubuntu0.1
 None known
tika
Ubuntu:18.04:LTS
 All versions, plus listed versions
1.5-5
 None known
tika
Ubuntu:Pro:20.04:LTS
 before 1.22-1ubuntu0.1~esm1, plus listed versions
1.22-1
1.22-1ubuntu0.1~esm1
Show 7 moreShow less
Affected packages
PackageAffectedFixed
tika
Ubuntu:Pro:22.04:LTS
 before 1.22-2ubuntu0.22.04.1~esm1, plus listed versions
1.22-2
1.22-2ubuntu0.22.04.1~esm1
tika
Ubuntu:24.04:LTS
 All versions, plus listed versions
1.22-2
 None known
tika
Ubuntu:25.10
 All versions, plus listed versions
1.22-2
 None known
tika
Ubuntu:26.10
 All versions, plus listed versions
1.22-2
 None known
tika
Ubuntu:26.04:LTS
 All versions, plus listed versions
1.22-2
 None known
tika
Ubuntu:Pro:20.04:LTS
From an advisory covering 5 CVEs
 before 1.22-1ubuntu0.1~esm1, plus listed versions
1.22-1
1.22-1ubuntu0.1~esm1
tika
Ubuntu:Pro:22.04:LTS
From an advisory covering 5 CVEs
 before 1.22-2ubuntu0.22.04.1~esm1, plus listed versions
1.22-2
1.22-2ubuntu0.22.04.1~esm1

History

History
RecordedChangedSources
affected, facts
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2022-33879 is a low vulnerability (CVSS 3.3) in Apache Tika, published June 27, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.03%, the 81st percentile. Fixed in org.apache.tika:tika 1.28.4.

References

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