X.org vulnerabilitiesNone on the known-exploited list.
X.org has 153 published vulnerabilities across 31 products in our catalogue. None of them is on the list of flaws known to be exploited today. The most affected product is X Server, with 82. If you run X.org software, patch the exploited flaws first.
We keep watching the known-exploited list.
Which X.org vulnerabilities are being exploited?
This is the list that matters most: flaws criminals are using now.
None of X.org's published vulnerabilities is on the list of flaws known to be exploited today. We keep watching that list.
Which X.org 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.
- 27%CVE-2018-14665Medium
A flaw was found in xorg-x11-server before 1.20.3.
- 21%CVE-1999-0526Critical
An X server's access control is disabled (e.g.
- 11%CVE-2007-4990High
The swap_char2b function in X.Org X Font Server (xfs) before 1.0.5 allows context-dependent attackers to execute arbitrary code via (1) QueryXBitmaps and (2) QueryXExtents protocol requests with crafted size values...
- 11%CVE-2021-31535Critical
LookupCol.c in X.Org X through X11R7.7 and libX11 before 1.7.1 might allow remote attackers to execute arbitrary code.
- 9.3%CVE-2018-14600Critical
An issue was discovered in libX11 through 1.6.5.
- 7.6%CVE-2016-10164Critical
Multiple integer overflows in libXpm before 3.5.12, when a program requests parsing XPM extensions on a 64-bit platform, allow remote attackers to cause a denial of service (out-of-bounds write) or execute arbitrary...
- 5.6%CVE-2007-1351High
Integer overflow in the bdfReadCharacters function in bdfread.c in (1) X.Org libXfont before 20070403 and (2) freetype 2.3.2 and earlier allows remote authenticated users to execute arbitrary code via crafted BDF...
All X.org products we track.
26 products, most vulnerabilities first. Find the ones you run, then open a product to see its versions and exploited flaws.
- X Serverx_server82 vulnerabilities280 versions
- Xorg-Serverxorg-server47 vulnerabilities190 versions
- X11x1119 vulnerabilities20 versions
- Xwaylandxwayland16 vulnerabilities43 versions
- Libx11libx1115 vulnerabilities66 versions
- X11r6x11r68 vulnerabilities5 versions
- X.orgx.org7 vulnerabilities5 versions
- Libxilibxi5 vulnerabilities18 versions
- Libxpmlibxpm5 vulnerabilities13 versions
- Xfree86xfree865 vulnerabilities3 versions
- Libxfontlibxfont4 vulnerabilities3 versions
- Libxrandrlibxrandr2 vulnerabilities3 versions
- Libxrenderlibxrender2 vulnerabilities10 versions
- Libxvlibxv2 vulnerabilities10 versions
- X Font Serverx_font_server2 vulnerabilities3 versions
- X Window Systemx_window_system2 vulnerabilities11 versions
- X11r7x11r72 vulnerabilities3 versions
- Xdmxdm2 vulnerabilities1 version
- Emu-Linux-X87-Xlibsemu-linux-x87-xlibs1 vulnerability1 version
- Libxdmcplibxdmcp1 vulnerability4 versions
- Libxfixeslibxfixes1 vulnerability11 versions
- Libxvmclibxvmc1 vulnerability10 versions
- Xf86dgaxf86dga1 vulnerability1 version
- Xinitxinit1 vulnerability1 version
This directory lists the 26 X.org products with at least one tracked version, of 31 in our catalogue.
Running X.org? We'll keep checking.
Looking flaws up one at a time doesn't scale. Tell us what you run once, and we tell you which flaws matter to you, in what order, and keep watching for new ones.
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- We match it to every flawOver 400,000 published flaws, checked against your list.
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1 new flaw affects software Acme tracks
A flaw was found in xorg-x11-server before 1.20.3. An incorrect permission check for -modulepath and -logfile options when starting Xorg. X server allows unprivileged users with the ability to log in to the system via physical console to escalate their privileges and run arbitrary code under root privileges.
- Matched to
- X Server on Acme's software list
- What to do
- Plan in the vendor’s update
Sent to the alert recipients Acme chose. Also in the app and to Acme's webhook.
Our catalogue lists 153 published vulnerabilities across 31 products and 717 versions from X.org.
None of X.org's vulnerabilities is on the list of flaws known to be exploited today.
X Server, with 82 published vulnerabilities. Its own page lists the ones known to be exploited.
Create a Precursor Intelligence account and track the X.org products you run. We match them against every published flaw, give each one a risk score from 0 to 100 and tell you as soon as we spot one that affects you, by email, in the app or by webhook.