All vulnerabilities

Servers and applications

CVE-2015-8710

The htmlParseComment function in HTMLparser.c in libxml2 allows attackers to obtain sensitive information, cause a denial of service (out-of-bounds heap memory access and application crash), or possibly have unspecified other impact via an unclosed HTML comment.

Severity
Critical 9.8
Published
11 Apr 2016
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Fixed in
2.9.3
Exploit chance
4.9% in the next 30 daysHigher than 92% of CVEs. EPSS by FIRST, 11 Nov 2026
Weakness
Memory buffer errors (CWE-119)
Attack
Over the network · No login needed · No user action needed
Attacker can
Read data · Change data · Take it down
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Sources
NVD

Affected software

SoftwareAffected versions
libxml2Servers and applications · cpe:a:xmlsoft:libxml2
  • Every version before 2.9.3

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2015-8710
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2015-8710