Priority HIGH 81KEV
Skype for Business Elevation of Privilege Vulnerability
CVSS 3.1MEDIUM 5.3· Network · No auth · No interaction · EPSS 0.90282 · Published 2023-10-10 · Fixed in 6.0.9319.869, 7.0.246.530 CWE-918
Priority MEDIUM 51
External control of file name or path in Skype for Business allows an unauthorized attacker to execute code over a network.
CVSS 3.1CRITICAL 9.8· Network · No auth · No interaction · EPSS 0.00974 · Published 2026-09-08 · Fixed in 6.0.9319.885, 7.0.2046.569 +1 CWE-73
Priority MEDIUM 41
Integer underflow (wrap or wraparound) in Skype for Business allows an unauthorized attacker to deny service over a network.
CVSS 3.1HIGH 7.5· Network · No auth · No interaction · EPSS 0.01174 · Published 2026-09-08 · Fixed in 6.0.9319.885, 7.0.2046.569 +1 CWE-191
Priority MEDIUM 41
Server-side request forgery (ssrf) in Skype for Business allows an unauthorized attacker to disclose information over a network.
CVSS 3.1HIGH 7.5· Network · No auth · No interaction · EPSS 0.00973 · Published 2026-09-08 · Fixed in 6.0.9319.885, 7.0.2046.569 +1 CWE-918
Priority LOW 39
Skype for Business Remote Code Execution Vulnerability
CVSS 3.1HIGH 7.2· Network · High privileges · No interaction · EPSS 0.02682 · Published 2023-10-10 · Fixed in 7.0.246.530, 6.0.9319.869 CWE-426
Priority LOW 38
Improper verification of cryptographic signature in Skype for Business allows an unauthorized attacker to perform spoofing over an adjacent network.
CVSS 3.1HIGH 8.3· Adjacent network · No auth · No interaction · EPSS 0.0032 · Published 2026-09-08 · Fixed in 6.0.9319.885, 7.0.2046.569 +1 CWE-347
Priority LOW 38
Skype for Business Remote Code Execution Vulnerability
CVSS 3.1HIGH 7.2· Network · High privileges · No interaction · EPSS 0.02541 · Published 2023-10-10 · Fixed in 7.0.246.530, 6.0.9319.869 CWE-94
Priority LOW 38
Skype for Business Remote Code Execution Vulnerability
CVSS 3.1HIGH 7.2· Network · High privileges · No interaction · EPSS 0.02572 · Published 2023-10-10 · Fixed in 6.0.9319.869, 7.0.246.530 CWE-36
Priority LOW 36
Skype for Business and Lync Remote Code Execution Vulnerability
CVSS 3.1HIGH 7.2· Network · High privileges · No interaction · EPSS 0.02219 · Published 2021-05-11 · Fixed in 8308.1144, 2046.369 +1
Priority LOW 35
Skype for Business Information Disclosure Vulnerability
CVSS 3.1MEDIUM 6.5· Network · Low privileges · No interaction · EPSS 0.03631 · Published 2022-04-15 · Fixed in 8308.1194, 9319.628
Priority LOW 35
Skype for Business and Lync Spoofing Vulnerability
CVSS 3.1MEDIUM 5.3· Network · No auth · No interaction · EPSS 0.02477 · Published 2022-04-15 · Fixed in 9319.628, 2046.396 CWE-290
Priority LOW 35
Skype for Business and Lync Denial of Service Vulnerability
CVSS 3.1MEDIUM 6.5· Network · Low privileges · No interaction · EPSS 0.03201 · Published 2021-02-25 · Fixed in publication
Priority LOW 35
Skype for Business and Lync Spoofing Vulnerability
CVSS 3.1HIGH 7.1· Network · No auth · User interaction · EPSS 0.01797 · Published 2021-02-25 · Fixed in publication
Priority LOW 34
Skype for Business and Lync Spoofing Vulnerability
CVSS 3.1HIGH 7.1· Network · No auth · User interaction · EPSS 0.01411 · Published 2021-05-11 · Fixed in 2046.369, 8308.1144
Priority LOW 33
Cross-site scripting (XSS) vulnerability in the jQuery engine in Microsoft Lync Server 2013 and Skype for Business Server 2015 allows remote attackers to inject arbitrary web script or HTML via a crafted URL, aka "Skype…
CVSS 2.0MEDIUM 4.3· Network · No auth · Interaction — · EPSS 0.10889 · Published 2015-09-09 · No fix listed CWE-79
Priority LOW 32
Use of client-side authentication in Skype for Business allows an authorized attacker to perform spoofing over a network.
CVSS 3.1HIGH 7.1· Network · Low privileges · No interaction · EPSS 0.00526 · Published 2026-09-08 · Fixed in 6.0.9319.885, 7.0.2046.569 +1 CWE-603
Priority LOW 31
Out-of-bounds read in Skype for Business allows an authorized attacker to deny service over a network.
CVSS 3.1MEDIUM 6.5· Network · Low privileges · No interaction · EPSS 0.01138 · Published 2026-09-08 · Fixed in 6.0.9319.885, 7.0.2046.569 +1 CWE-125
Priority LOW 31
Generation of error message containing sensitive information in Skype for Business allows an unauthorized attacker to disclose information over a network.
CVSS 3.1MEDIUM 6.5· Network · No auth · User interaction · EPSS 0.00922 · Published 2026-09-08 · Fixed in 6.0.9319.885, 7.0.2046.569 +1 CWE-209
Priority LOW 31
Null pointer dereference in Skype for Business allows an authorized attacker to deny service over a network.
CVSS 3.1MEDIUM 6.5· Network · Low privileges · No interaction · EPSS 0.01138 · Published 2026-09-08 · Fixed in 6.0.9319.885, 7.0.2046.569 +1 CWE-476
Priority LOW 31
A spoofing vulnerability exists when a Lync Server or Skype for Business Server does not properly sanitize a specially crafted request, aka 'Skype for Business and Lync Spoofing Vulnerability'.
CVSS 3.0MEDIUM 6.1· Network · No auth · User interaction · EPSS 0.02084 · Published 2019-04-09 · No fix listed CWE-79
Priority LOW 31
Cross-site scripting (XSS) vulnerability in Microsoft Lync Server 2013 and Skype for Business Server 2015 allows remote attackers to inject arbitrary web script or HTML via a crafted URL, aka "Skype for Business Server a…
CVSS 2.0MEDIUM 4.3· Network · No auth · Interaction — · EPSS 0.08863 · Published 2015-09-09 · No fix listed CWE-79
Priority LOW 30
Improper neutralization of input during web page generation ('cross-site scripting') in Skype for Business allows an unauthorized attacker to perform spoofing over a network.
CVSS 3.1MEDIUM 6.5· Network · No auth · User interaction · EPSS 0.00553 · Published 2026-09-08 · Fixed in 6.0.9319.885, 7.0.2046.569 +1 CWE-79
Priority LOW 29
Improper neutralization of input during web page generation ('cross-site scripting') in Skype for Business allows an unauthorized attacker to perform spoofing over a network.
CVSS 3.1MEDIUM 6.5· Network · No auth · No interaction · EPSS 0.00413 · Published 2026-09-08 · Fixed in 6.0.9319.885, 7.0.2046.569 +1 CWE-79
Priority LOW 26
Skype for Business Information Disclosure Vulnerability
CVSS 3.1MEDIUM 5.7· Adjacent network · Low privileges · No interaction · EPSS 0.0056 · Published 2024-02-13 · No fix listed CWE-284