x.org libx11

Name: x.org libx11
Brand: x.org

productUS

cpe:2.3:a:x.org:libx11:*:*:*:*:*:*:*:*

A product tracked in the threat graph; the vulnerabilities below are known to affect it.

KEV-listed

by severity

5critical6high3medium1low

updated 2026-10-28

vulnerabilities (15)

Related CVEs.

sort

ID	severity	EPSS	exploitable	patched	published	affected
CVE-2023-43786US	medium5.5	0.47% (41st)	Exploit	1.8.7	2023-10-10	< 1.8.7
CVE-2021-31535US	critical9.8	10.6% (96th)	—	1.7.1	2021-05-27	< 1.7.1
CVE-2018-14600US	critical9.8	9.34% (95th)	—	no fix	2018-08-24	≤ 1.6.5
CVE-2007-1667US	high9.3	4.76% (92nd)	—	no fix	2007-03-24	≤ 1.0.2
CVE-2016-7943US	critical9.8	4.46% (91st)	—	no fix	2016-12-13	≤ 1.6.3
CVE-2016-7942US	critical9.8	4.46% (91st)	—	no fix	2016-12-13	≤ 1.6.3
CVE-2018-14599US	critical9.8	4.26% (91st)	—	no fix	2018-08-24	≤ 1.6.5
CVE-2013-7439US	high7.5	4.25% (91st)	—	no fix	2015-04-16	32 versions
CVE-2018-14598US	high7.5	4.23% (91st)	—	no fix	2018-08-24	≤ 1.6.5
CVE-2023-3138US	high7.5	1.66% (76th)	—	1.8.6	2023-06-28	< 1.8.6
CVE-2023-43785US	medium5.5	0.67% (52nd)	—	1.8.7	2023-10-10	< 1.8.7
CVE-2020-14363US	high7.8	0.57% (47th)	—	1.6.12	2020-09-11	< 1.6.12
CVE-2023-43787US	high7.8	0.47% (41st)	—	1.8.7	2023-10-10	< 1.8.7
CVE-2020-14344US	medium6.7	0.46% (40th)	—	1.6.10	2020-08-05	< 1.6.10
CVE-2006-5397US	low2.1	0.36% (29th)	—	no fix	2006-11-03	2 versions

The flaw types (CWEs) most of these CVEs share.

CWE-787Out-of-bounds Write5 CVEs
CWE-119Improper Restriction of Operations within the Bounds of a Memory Buffer3 CVEs
CWE-190Integer Overflow or Wraparound3 CVEs
CWE-189CWE-1892 CVEs
CWE-20Improper Input Validation2 CVEs
CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')1 CVEs
CWE-122Heap-based Buffer Overflow1 CVEs
CWE-125Out-of-bounds Read1 CVEs

Which sources assert this record, and when.

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