CVE-2020-26085

CRITICALEPSS 81th pctl

9.9

CVSS v3

Description

Multiple vulnerabilities in Cisco Jabber for Windows, Jabber for MacOS, and Jabber for mobile platforms could allow an attacker to execute arbitrary programs on the underlying operating system (OS) with elevated privileges or gain access to sensitive information. For more information about these vulnerabilities, see the Details section of this advisory.

CWE-201 CWE-78OS Command Injection

How to fix

Remediation Available

Cisco JVDI AgentWindows application

Affected:12.6 12.6.4Fixed in:12.6.4Cisco Systems, Inc.

Affected:12.8 12.8.4Fixed in:12.8.4Cisco Systems, Inc.

Affected:12.9 12.9.3Fixed in:12.9.3Cisco Systems, Inc.

Affected:12.9 12.9.4Fixed in:12.9.4Cisco Systems, Inc.

Affected:12.5 12.5.3Fixed in:12.5.3Cisco Systems, Inc.

Affected:12.7 12.7.3Fixed in:12.7.3Cisco Systems, Inc.

Affected:12.1.4Fixed in:12.1.4Cisco Systems, Inc.

Affected:12.8.5Fixed in:12.8.5Cisco Systems, Inc.

Affected:12.9.4Fixed in:12.9.4Cisco Systems, Inc.

Cisco JabberWindows application

Affected:12.8 12.8.4Fixed in:12.8.4

Affected:12.6 12.6.4Fixed in:12.6.4

Affected:12.9.4Fixed in:12.9.4

Affected:12.1.4Fixed in:12.1.4

Affected:12.8.5Fixed in:12.8.5

Affected:12.9 12.9.4Fixed in:12.9.4

Affected:12.5 12.5.3Fixed in:12.5.3

Affected:12.7 12.7.3Fixed in:12.7.3

Affected:12.9 12.9.3Fixed in:12.9.3

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeChanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Exploit Intelligence

2.24%probability of exploitation in 30 days

81stpercentile

Elevated risk: more likely to be exploited than 81% of all known CVEs.

References

Vendor Advisory1

tools.cisco.com

Related Vulnerabilities

Other CWE-201 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2025-60188	High	7.5	3.5%	-	-
CVE-2017-16026	Medium	5.9	2.6%	-	Fix
CVE-2022-27779	Medium	5.3	2.6%	-	Fix
CVE-2017-2582	Medium	6.5	2.5%	-	Fix
CVE-2024-32825	High	7.5	2.0%	-	-
CVE-2016-10518	High	7.5	2.0%	-	Fix

Common questions

How do I fix CVE-2020-26085?

Published advisories record a fix for 2 affected products. The "How to fix" section on this page lists the fixed version and source advisory for each one, so apply the entry matching what you actually run.

Is CVE-2020-26085 being actively exploited?

Not that we know of. CVE-2020-26085 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 2.2% is the estimated probability that it will be exploited in the next 30 days. That is higher than 81% of all scored CVEs.

How severe is CVE-2020-26085?

CVE-2020-26085 has a CVSS v3 base score of 9.9, rated critical. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

What does CVE-2020-26085 affect?

Published advisories record a fix for Cisco JVDI Agent (Windows application), Cisco Jabber (Windows application). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.