THREATPORT/VULNERABILITY/CVE-2022-34169
HIGH SEVERITY

CVE-2022-34169

Xalan Java vulnerability

CVSS
7.5
EPSS
33.6%
EPSS pct
98th
Exploited
No known
The Apache Xalan Java XSLT library is vulnerable to an integer truncation issue when processing malicious XSLT stylesheets. This can be used to corrupt Java class files generated by the internal XSLTC compiler and execute arbitrary Java bytecode. Users are recommended to update to version 2.7.3 or later. Note: Java runtimes (such as OpenJDK) include repackaged copies of Xalan.
Affected vendor
Apache
Affected product
Xalan Java
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Weakness type (CWE)
  • CWE-681 — Incorrect Conversion between Numeric Types
Published
2022-07-19

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no privileges, no user interaction. Successful exploitation leads to high impact to integrity.

Its EPSS score of 33.6% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 98% of all scored CVEs.

Check your external exposure to CVE-2022-34169

  • Confirm whether Apache Xalan Java is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2022-34169.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2022-34169

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2022-34169 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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