Cisco Systems Inc. Cisco IP Phone 8861

Name: Cisco Systems Inc. Cisco IP Phone 8861
Brand: Cisco Systems Inc.

productRU

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

by severity

1critical2high8medium1low

updated 2026-10-28

vulnerabilities (13)

Related CVEs.

sort

ID	severity	EPSS	exploitable	patched	published	affected
CVE-2020-3161US	critical9.8OT critical	83.9% (100th)	KEV	no fix	2020-04-15	≤ 11.7(1)
CVE-2020-26147US	medium5.4	7.60% (95th)	—	no fix	2021-05-11	≤ 12.8(1)SR1
CVE-2020-26146US	medium5.3	5.62% (93rd)	—	no fix	2021-05-11	≤ 12.8(1)SR1
CVE-2020-26145US	medium6.5	3.52% (89th)	—	no fix	2021-05-11	≤ 12.8(1)SR1
CVE-2020-3111US	high8.8	3.09% (88th)	—	no fix	2020-02-05	≤ 12.7(1)
CVE-2020-26141US	medium6.5OT elevated	3.07% (88th)	—	no fix	2021-05-11	≤ 12.8(1)SR1
CVE-2020-26140US	medium6.5OT elevated	2.92% (87th)	—	no fix	2021-05-11	≤ 12.8(1)SR1
CVE-2020-24587US	low2.6OT elevated	2.59% (85th)	—	no fix	2021-05-11	≤ 12.8(1)SR1
CVE-2020-26142US	medium5.3	2.08% (81st)	—	no fix	2021-05-11	≤ 12.8(1)SR1
CVE-2019-1635US	high7.5	1.97% (80th)	—	no fix	2019-05-03	≤ 12.5(1)
CVE-2022-20660US	medium4.6OT elevated	0.35% (29th)	—	no fix	2022-01-14	≤ 14.1(1)
CVE-2021-1379US	—	0.33% (26th)	—	no fix	2024-11-18	≤ 12.8(1)
CVE-2021-33478US	medium6.8	0.30% (23rd)	—	no fix	2021-07-22	≤ 14.0(1)

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

CWE-20Improper Input Validation5 CVEs
CWE-74Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')3 CVEs
CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')2 CVEs
CWE-307Improper Restriction of Excessive Authentication Attempts2 CVEs
CWE-327Use of a Broken or Risky Cryptographic Algorithm2 CVEs
CWE-119Improper Restriction of Operations within the Bounds of a Memory Buffer1 CVEs
CWE-312Cleartext Storage of Sensitive Information1 CVEs
CWE-326Inadequate Encryption Strength1 CVEs

Which sources assert this record, and when.

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