Cisco Cisco Wireless LAN Controller (WLC)

Name: Cisco Cisco Wireless LAN Controller (WLC)
Brand: Cisco

productEU

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

KEV-listed

by severity

1critical9high16medium0low

updated 2026-10-28

vulnerabilities (27)

Related CVEs.

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ID	severity	EPSS	exploitable	patched	published	affected
CVE-2019-15276US	medium6.5	46.3% (99th)	Exploit	n/a	2019-11-26	unspecified → n/a
CVE-2022-20695US	critical10.0	19.8% (97th)	—	no fix	2022-04-15	≤ n/a
CVE-2018-0420US	medium6.5	4.64% (92nd)	—	no fix	2018-10-17	2 versions
CVE-2018-0443US	high7.5	3.38% (89th)	—	no fix	2018-10-17	≤ n/a
CVE-2018-0442US	high7.5	3.35% (89th)	—	no fix	2018-10-17	≤ n/a
CVE-2018-0417US	high7.8	3.16% (88th)	—	no fix	2018-10-17	≤ n/a
CVE-2018-0416US	medium5.3	2.51% (85th)	—	no fix	2018-10-17	2 versions
CVE-2018-0245US	medium5.3	2.26% (83rd)	—	no fix	2018-05-02	—
CVE-2018-0382US	high7.5	2.04% (81st)	—	8.5(144.5)	2019-04-17	2 versions
CVE-2018-0248US	medium4.9	1.99% (81st)	—	8.8.111.0	2019-04-17	3 versions
CVE-2019-15262US	high7.5	1.42% (73rd)	—	n/a	2019-10-16	unspecified → n/a
CVE-2020-3492US	high8.6	1.37% (72nd)	—	no fix	2020-09-24	≤ n/a
CVE-2020-3273US	high7.5	1.27% (70th)	—	no fix	2020-04-15	≤ n/a
CVE-2019-1830US	medium4.9	1.21% (68th)	—	no fix	2019-04-18	2 versions
CVE-2018-0388US	medium4.8	1.01% (63rd)	—	no fix	2018-10-17	2 versions
CVE-2018-0247US	medium4.7	0.91% (60th)	—	no fix	2018-05-02	—
CVE-2019-1797US	high8.8	0.74% (55th)	—	8.8.100.0	2019-04-18	3 versions
CVE-2019-15266US	medium4.4	0.65% (51st)	—	n/a	2019-10-16	2 versions
CVE-2019-1799US	medium6.5	0.65% (51st)	—	8.8.100.0	2019-04-18	3 versions
CVE-2019-1796US	medium6.5	0.65% (51st)	—	8.3.150.0	2019-04-18	3 versions
CVE-2018-15395US	medium5.4	0.58% (48th)	—	no fix	2018-10-17	2 versions
CVE-2019-1805US	medium4.3	0.55% (46th)	—	8.5(140.0)	2019-04-18	2 versions
CVE-2019-1800US	medium6.5	0.52% (44th)	—	8.8.100.0	2019-04-18	3 versions
CVE-2022-20769US	medium6.5	0.52% (44th)	—	no fix	2022-09-30	≤ n/a
CVE-2023-20251US	medium5.3	0.26% (18th)	—	no fix	2023-09-27	8 versions
CVE-2025-20191US	—	0.24% (15th)	—	no fix	2025-05-07	84 versions
CVE-2021-1419US	high7.8	0.22% (12th)	—	no fix	2021-09-23	≤ n/a

weaknesses (8)

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

CWE-20Improper Input Validation11 CVEs
CWE-399CWE-3994 CVEs
CWE-284Improper Access Control3 CVEs
CWE-287Improper Authentication3 CVEs
CWE-119Improper Restriction of Operations within the Bounds of a Memory Buffer2 CVEs
CWE-200Exposure of Sensitive Information to an Unauthorized Actor2 CVEs
CWE-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')2 CVEs
CWE-269Improper Privilege Management2 CVEs

sources (2)

Which sources assert this record, and when.

EUEU Vulnerability Database (ENISA)25 CVEs
USCisco PSIRT (CSAF)10 CVEs

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