The xmlCurrentChar function in libxml2 before 2.6.31 allows context-dependent attackers to cause a denial of service (infinite loop) via XML containing invalid UTF-8 sequences.
Conclusion & alert: CVE-2007-6284 is rated Moderate Risk (52.1/100): CVSS Medium severity, with high exploitation likelihood (EPSS 5.55%, 90th percentile). Core evidence: EPSS ranks this CVE among the most likely to be exploited in the near term. Mandatory action: High exploitation likelihood—assess exposure and prioritize remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-06-07 | 5.10% | 5.55% | +0.45% |
| 2 | 2026-05-20 | 6.71% | 5.10% | -1.61% |
| 3 | 2026-02-06 | — | 6.71% | — |
Full EPSS history (19 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 5.0 | 2.0 | MEDIUM |
|
10.0 | 2.9 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
medium | CVE-2007-6284 medium priority: Debian including 1 source packages (libxml2), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2007-6284 |
gentoo
|
normal | CVE-2007-6284: 1 GLSA(s) (200801-20), 1 atom(s) (dev-libs/libxml2); latest impact normal. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2007-6284 |
redhat
|
high | — | https://access.redhat.com/security/cve/CVE-2007-6284 |
suse
|
medium | CVE-2007-6284 severity moderate: SUSE including 36 source package names (libxml2, libxml2-2-2.11.6-2.1, …), 39 product×package rows across 13 product lines (SUSE Linux Enterprise Point of Service 11 SP3, SUSE Linux Enterprise Server 11 SP1, … (13 product lines)): Fixed 35, Known Not Affected 4. | https://www.suse.com/security/cve/CVE-2007-6284/ |
ubuntu
|
medium | CVE-2007-6284 medium priority: Ubuntu including 1 source packages (libxml2), 5 status rows across 5 suites (dapper, edgy, feisty, gutsy, upstream): released 4, needs-triage 1. | https://ubuntu.com/security/CVE-2007-6284 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| debian | debian_linux | 3.1 | cpe:2.3:o:debian:debian_linux:3.1:*:*:*:*:*:*:* |
| debian | debian_linux | 3.1 | cpe:2.3:o:debian:debian_linux:3.1:*:alpha:*:*:*:*:* |
| debian | debian_linux | 3.1 | cpe:2.3:o:debian:debian_linux:3.1:*:amd64:*:*:*:*:* |
| debian | debian_linux | 3.1 | cpe:2.3:o:debian:debian_linux:3.1:*:arm:*:*:*:*:* |
| debian | debian_linux | 3.1 | cpe:2.3:o:debian:debian_linux:3.1:*:hppa:*:*:*:*:* |
| debian | debian_linux | 3.1 | cpe:2.3:o:debian:debian_linux:3.1:*:ia-32:*:*:*:*:* |
| debian | debian_linux | 3.1 | cpe:2.3:o:debian:debian_linux:3.1:*:ia-64:*:*:*:*:* |
| debian | debian_linux | 3.1 | cpe:2.3:o:debian:debian_linux:3.1:*:m68k:*:*:*:*:* |
| debian | debian_linux | 3.1 | cpe:2.3:o:debian:debian_linux:3.1:*:mips:*:*:*:*:* |
| debian | debian_linux | 3.1 | cpe:2.3:o:debian:debian_linux:3.1:*:mipsel:*:*:*:*:* |
| debian | debian_linux | 3.1 | cpe:2.3:o:debian:debian_linux:3.1:*:ppc:*:*:*:*:* |
| debian | debian_linux | 3.1 | cpe:2.3:o:debian:debian_linux:3.1:*:s-390:*:*:*:*:* |
| debian | debian_linux | 3.1 | cpe:2.3:o:debian:debian_linux:3.1:*:sparc:*:*:*:*:* |
| debian | debian_linux | 4.0 | cpe:2.3:o:debian:debian_linux:4.0:*:*:*:*:*:*:* |
| debian | debian_linux | 4.0 | cpe:2.3:o:debian:debian_linux:4.0:*:alpha:*:*:*:*:* |
| debian | debian_linux | 4.0 | cpe:2.3:o:debian:debian_linux:4.0:*:amd64:*:*:*:*:* |
| debian | debian_linux | 4.0 | cpe:2.3:o:debian:debian_linux:4.0:*:arm:*:*:*:*:* |
| debian | debian_linux | 4.0 | cpe:2.3:o:debian:debian_linux:4.0:*:hppa:*:*:*:*:* |
| debian | debian_linux | 4.0 | cpe:2.3:o:debian:debian_linux:4.0:*:ia-32:*:*:*:*:* |
| debian | debian_linux | 4.0 | cpe:2.3:o:debian:debian_linux:4.0:*:ia-64:*:*:*:*:* |
| debian | debian_linux | 4.0 | cpe:2.3:o:debian:debian_linux:4.0:*:m68k:*:*:*:*:* |
| debian | debian_linux | 4.0 | cpe:2.3:o:debian:debian_linux:4.0:*:mips:*:*:*:*:* |
| debian | debian_linux | 4.0 | cpe:2.3:o:debian:debian_linux:4.0:*:mipsel:*:*:*:*:* |
| debian | debian_linux | 4.0 | cpe:2.3:o:debian:debian_linux:4.0:*:powerpc:*:*:*:*:* |
| debian | debian_linux | 4.0 | cpe:2.3:o:debian:debian_linux:4.0:*:s-390:*:*:*:*:* |
| debian | debian_linux | 4.0 | cpe:2.3:o:debian:debian_linux:4.0:*:sparc:*:*:*:*:* |
| mandrakesoft | mandrake_linux | 2007 | cpe:2.3:o:mandrakesoft:mandrake_linux:2007:*:*:*:*:*:*:* |
| mandrakesoft | mandrake_linux | 2007 | cpe:2.3:o:mandrakesoft:mandrake_linux:2007:*:x86_64:*:*:*:*:* |
| mandrakesoft | mandrake_linux | 2007.1 | cpe:2.3:o:mandrakesoft:mandrake_linux:2007.1:*:*:*:*:*:*:* |
| mandrakesoft | mandrake_linux | 2007.1 | cpe:2.3:o:mandrakesoft:mandrake_linux:2007.1:*:x86_64:*:*:*:*:* |
| mandrakesoft | mandrake_linux | 2008.0 | cpe:2.3:o:mandrakesoft:mandrake_linux:2008.0:*:*:*:*:*:*:* |
| mandrakesoft | mandrake_linux | 2008.0 | cpe:2.3:o:mandrakesoft:mandrake_linux:2008.0:*:x86_64:*:*:*:*:* |
| mandrakesoft | mandrake_linux_corporate_server | 3.0 | cpe:2.3:o:mandrakesoft:mandrake_linux_corporate_server:3.0:*:*:*:*:*:*:* |
| mandrakesoft | mandrake_linux_corporate_server | 3.0 | cpe:2.3:o:mandrakesoft:mandrake_linux_corporate_server:3.0:*:x86_64:*:*:*:*:* |
| mandrakesoft | mandrake_linux_corporate_server | 4.0 | cpe:2.3:o:mandrakesoft:mandrake_linux_corporate_server:4.0:*:*:*:*:*:*:* |
| mandrakesoft | mandrake_linux_corporate_server | 4.0 | cpe:2.3:o:mandrakesoft:mandrake_linux_corporate_server:4.0:*:x86_64:*:*:*:*:* |
| redhat | fedora | 7 | cpe:2.3:o:redhat:fedora:7:*:*:*:*:*:*:* |
| redhat | fedora | 8 | cpe:2.3:o:redhat:fedora:8:*:*:*:*:*:*:* |