Libxml vulnerabilitiesRanked by how likely they are to be used.

Product27 versions
The short answer

Libxml is made by Xmlsoft. We track 8 published vulnerabilities in it, across 27 versions. None of them is on the list of flaws known to be exploited today. If you run Libxml, keep it on a version the vendor still supports.

See the riskiest flaws

We keep watching the known-exploited list.

Known exploited

Which Libxml vulnerabilities are being exploited?

This is the list that matters most: flaws criminals are using now.

None of Libxml's published vulnerabilities is on the list of flaws known to be exploited today. We keep watching that list.

Exploit likelihood

Which Libxml flaws are most likely to be used?

Ranked by the latest exploit-likelihood forecast: the chance each flaw is used in an attack in the next 30 days. A high severity score on its own doesn't tell you that. Flaws shared by many other makers' products are left out.

50% or more10% to 49%Under 10%
  1. 24%

    Buffer overflow in the (1) nanohttp or (2) nanoftp modules in XMLSoft Libxml 2 (Libxml2) 2.6.0 through 2.6.5 allow remote attackers to execute arbitrary code via a long URL.

    CVSS7.5Published15 Mar 2004
  2. 22%

    Multiple buffer overflows in libXML 2.6.12 and 2.6.13 (libxml2), and possibly other versions, may allow remote attackers to execute arbitrary code via (1) a long FTP URL that is not properly handled by the...

    CVSS10.0Published1 Mar 2005
  3. 13%

    Integer overflow in xpath.c in libxml2 2.6.x through 2.6.32 and 2.7.x through 2.7.8, and libxml 1.8.16 and earlier, allows context-dependent attackers to cause a denial of service (crash) and possibly execute...

    CVSS9.3Published2 Sep 2011
  4. 6.3%

    The xmlreader in libxml allows remote attackers to cause a denial of service (memory consumption) via crafted XML data, related to an XML Entity Expansion (XEE) attack.

    CVSS5.0Published14 Aug 2015
  5. 4.1%

    Integer overflow in the xmlSAX2Characters function in libxml2 2.7.2 allows context-dependent attackers to cause a denial of service (memory corruption) or possibly execute arbitrary code via a large XML document.

    CVSS10.0Published25 Nov 2008
  6. 3.2%

    Integer overflow in the xmlBufferResize function in libxml2 2.7.2 allows context-dependent attackers to cause a denial of service (infinite loop) via a large XML document.

    CVSS7.8Published25 Nov 2008
  7. 3.1%

    Stack consumption vulnerability in libxml2 2.5.10, 2.6.16, 2.6.26, 2.6.27, and 2.6.32, and libxml 1.8.17, allows context-dependent attackers to cause a denial of service (application crash) via a large depth of...

    CVSS4.3Published11 Aug 2009
  8. 2.0%

    Multiple use-after-free vulnerabilities in libxml2 2.5.10, 2.6.16, 2.6.26, 2.6.27, and 2.6.32, and libxml 1.8.17, allow context-dependent attackers to cause a denial of service (application crash) via crafted (1)...

    CVSS6.5Published11 Aug 2009
Precursor Intelligence

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FAQ

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We track 8 published vulnerabilities listed under the name Libxml, across 27 versions.

None of Libxml's vulnerabilities is on the list of flaws known to be exploited today.

Create a Precursor Intelligence account and track Libxml. We match it against every published flaw, give each one a risk score from 0 to 100 and keep watching, so you hear about new ones as soon as we know, by email, in the app or by webhook.