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Apache

3,495 known vulnerabilities

558
CRITICAL
1,089
HIGH
911
MEDIUM
31
LOW

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airflow 156 http server 140 tomcat 138 traffic server 116 camel 76 superset 70 ofbiz 64 activemq 55 nifi 54 cloudstack 53
2,590 CVEs · Page 36/52
9.8
CVE-2021-26461

Apache Nuttx Versions prior to 10.1.0 are vulnerable to integer wrap-around in functions malloc, realloc and memalign. T

7.5
CVE-2021-33813

An XXE issue in SAXBuilder in JDOM through 2.0.6 allows attackers to cause a denial of service via a crafted HTTP reques

7.5
CVE-2021-30468

A vulnerability in the JsonMapObjectReaderWriter of Apache CXF allows an attacker to submit malformed JSON to a web serv

9.8
CVE-2020-9493

A deserialization flaw was found in Apache Chainsaw versions prior to 2.1.0 which could lead to malicious code execution

7.5
CVE-2021-31618

Apache HTTP Server protocol handler for the HTTP/2 protocol checks received request headers against the size limitations

5.5
CVE-2021-31812

In Apache PDFBox, a carefully crafted PDF file can trigger an infinite loop while loading the file. This issue affects A

5.5
CVE-2021-31811

In Apache PDFBox, a carefully crafted PDF file can trigger an OutOfMemory-Exception while loading the file. This issue a

5.3
CVE-2021-30641

Apache HTTP Server versions 2.4.39 to 2.4.46 Unexpected matching behavior with 'MergeSlashes OFF'

9.8
CVE-2021-26691

In Apache HTTP Server versions 2.4.0 to 2.4.46 a specially crafted SessionHeader sent by an origin server could cause a

7.5
CVE-2021-26690

Apache HTTP Server versions 2.4.0 to 2.4.46 A specially crafted Cookie header handled by mod_session can cause a NULL po

7.3
CVE-2020-35452

Apache HTTP Server versions 2.4.0 to 2.4.46 A specially crafted Digest nonce can cause a stack overflow in mod_auth_dige

7.5
CVE-2020-13950

Apache HTTP Server versions 2.4.41 to 2.4.46 mod_proxy_http can be made to crash (NULL pointer dereference) with special

5.5
CVE-2020-13938

Apache HTTP Server versions 2.4.0 to 2.4.46 Unprivileged local users can stop httpd on Windows

5.3
CVE-2019-17567

Apache HTTP Server versions 2.4.6 to 2.4.46 mod_proxy_wstunnel configured on an URL that is not necessarily Upgraded by

5.3
CVE-2021-33190

In Apache APISIX Dashboard version 2.6, we changed the default value of listen host to 0.0.0.0 in order to facilitate us

5.3
CVE-2021-29621

Flask-AppBuilder is a development framework, built on top of Flask. User enumeration in database authentication in Flask

9.8
CVE-2021-30181

Apache Dubbo prior to 2.6.9 and 2.7.9 supports Script routing which will enable a customer to route the request to the r

9.8
CVE-2021-30180

Apache Dubbo prior to 2.7.9 support Tag routing which will enable a customer to route the request to the right server. T

9.8
CVE-2021-30179

Apache Dubbo prior to 2.6.9 and 2.7.9 by default supports generic calls to arbitrary methods exposed by provider interfa

9.8
CVE-2021-25641

Each Apache Dubbo server will set a serialization id to tell the clients which serialization protocol it is working on.

6.1
CVE-2021-25640

In Apache Dubbo prior to 2.6.9 and 2.7.9, the usage of parseURL method will lead to the bypass of white host check which

7.4
CVE-2020-17514

Apache Fineract prior to 1.5.0 disables HTTPS hostname verification in ProcessorHelper in the configureClient method. Un

9.8
CVE-2021-22160

If Apache Pulsar is configured to authenticate clients using tokens based on JSON Web Tokens (JWT), the signature of the

7.5
CVE-2021-23937

A DNS proxy and possible amplification attack vulnerability in WebClientInfo of Apache Wicket allows an attacker to trig

7.5
CVE-2021-27737

Apache Traffic Server 9.0.0 is vulnerable to a remote DOS attack on the experimental Slicer plugin.

7.5
CVE-2021-31164

Apache Unomi prior to version 1.5.5 allows CRLF log injection because of the lack of escaping in the log statements.

6.1
CVE-2021-28359

The "origin" parameter passed to some of the endpoints like '/trigger' was vulnerable to XSS exploit. This issue affects

9.8
CVE-2021-30128

Apache OFBiz has unsafe deserialization prior to 17.12.07 version

9.8
CVE-2021-29200

Apache OFBiz has unsafe deserialization prior to 17.12.07 version An unauthenticated user can perform an RCE attack

7.5
CVE-2021-30638

Information Exposure vulnerability in context asset handling of Apache Tapestry allows an attacker to download files ins

6.1
CVE-2021-28125

Apache Superset up to and including 1.0.1 allowed for the creation of an external URL that could be malicious. By not ch

7.5
CVE-2020-17517

The S3 buckets and keys in a secure Apache Ozone Cluster must be inaccessible to anonymous access by default. The curren

9.1
CVE-2021-26291

Apache Maven will follow repositories that are defined in a dependency’s Project Object Model (pom) which may be surpris

7.1
CVE-2020-23922

An issue was discovered in giflib through 5.1.4. DumpScreen2RGB in gif2rgb.c has a heap-based buffer over-read.

8.8
CVE-2021-30245

The project received a report that all versions of Apache OpenOffice through 4.1.8 can open non-http(s) hyperlinks. The

9.8
CVE-2021-27850

A critical unauthenticated remote code execution vulnerability was found all recent versions of Apache Tapestry. The aff

9.1
CVE-2021-29943

When using ConfigurableInternodeAuthHadoopPlugin for authentication, Apache Solr versions prior to 8.8.2 would forward/p

4.8
CVE-2021-29425

In Apache Commons IO before 2.7, When invoking the method FileNameUtils.normalize with an improper input string, like "/

7.5
CVE-2021-29262

When starting Apache Solr versions prior to 8.8.2, configured with the SaslZkACLProvider or VMParamsAllAndReadonlyDigest

9.8
CVE-2021-27905

The ReplicationHandler (normally registered at "/replication" under a Solr core) in Apache Solr has a "masterUrl" (also

7.5
CVE-2021-22696

CXF supports (via JwtRequestCodeFilter) passing OAuth 2 parameters via a JWT token as opposed to query parameters (see:

2.7
CVE-2021-28163

In Eclipse Jetty 9.4.32 to 9.4.38, 10.0.0.beta2 to 10.0.1, and 11.0.0.beta2 to 11.0.1, if a user uses a webapps director

5.5
CVE-2021-28657

A carefully crafted or corrupt file may trigger an infinite loop in Tika's MP3Parser up to and including Tika 1.25. Apac

8.8
CVE-2021-26919

Apache Druid allows users to read data from other database systems using JDBC. This functionality is to allow trusted us

9.8
CVE-2020-1946

In Apache SpamAssassin before 3.4.5, malicious rule configuration (.cf) files can be configured to run system commands w

5.4
CVE-2021-21351

XStream is a Java library to serialize objects to XML and back again. In XStream before version 1.4.16, there is a vulne

5.3
CVE-2021-21350

XStream is a Java library to serialize objects to XML and back again. In XStream before version 1.4.16, there is a vulne

6.1
CVE-2021-21349

XStream is a Java library to serialize objects to XML and back again. In XStream before version 1.4.16, there is a vulne

5.3
CVE-2021-21348

XStream is a Java library to serialize objects to XML and back again. In XStream before version 1.4.16, there is a vulne

6.1
CVE-2021-21347

XStream is a Java library to serialize objects to XML and back again. In XStream before version 1.4.16, there is a vulne

Frequently Asked Questions

How many CVEs affect Apache?

Apache has 3,495 CVE records in our database, including 596 critical and 1319 high severity vulnerabilities. 37 of these are listed in CISA's Known Exploited Vulnerabilities catalog.

What are the most severe Apache vulnerabilities?

Apache has 596 critical severity (CVSS 9.0+) and 1319 high severity (CVSS 7.0-8.9) vulnerabilities. 37 vulnerabilities are confirmed as actively exploited in the wild.

How can I scan for Apache vulnerabilities?

CyberStrike's AI-powered security agents automatically detect vulnerabilities in Apache products across your infrastructure. The platform provides continuous pentesting, DAST scanning, and real-time vulnerability monitoring with actionable remediation guidance.

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