CVE-2015-4306

highpriority · track · 35EPSS 0.023 · 83 %ileEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

2.28% (83rd) EPSS

CVSS 8.5 · high

Is it mine?

7 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-28

The web framework in Cisco Prime Collaboration Assurance before 10.5.1.53684-1 allows remote authenticated users to bypass intended login-session read restrictions, and impersonate administrators of arbitrary tenant domains, by discovering a session identifier and constructing a crafted URL, aka Bug IDs CSCus88343 and CSCus88334.

cvss

Technical severity, 0–10. One row per scoring source.

8.5

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.08.5highAV:N/AC:M/Au:S/C:C/I:C/A:Cprimary · NVD / NIST USexploitability 6.8 · impact 10

v2.07.2highAV:N/AC:M/Au:S/C:C/I:C/A:C/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-264USprimary

affected products (7)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
cisco prime collaboration assurance= 10.0.0nvdUScpe:2.3:a:cisco:prime_collaboration_assurance:*:*:*:*:*:*:*:*
cisco prime collaboration assurance= 10.5.0nvdUScpe:2.3:a:cisco:prime_collaboration_assurance:*:*:*:*:*:*:*:*
cisco prime collaboration assurance= 10.5.1nvdUScpe:2.3:a:cisco:prime_collaboration_assurance:*:*:*:*:*:*:*:*
cisco prime collaboration assurance= 10.6.0nvdUScpe:2.3:a:cisco:prime_collaboration_assurance:*:*:*:*:*:*:*:*
cisco prime collaboration assurance= 9.0.0nvdUScpe:2.3:a:cisco:prime_collaboration_assurance:*:*:*:*:*:*:*:*
cisco prime collaboration assurance= 9.5.0nvdUScpe:2.3:a:cisco:prime_collaboration_assurance:*:*:*:*:*:*:*:*

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd NVD CVE.org MITRE

published 2015-09-20modified 2026-06-17

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+8950 more

references (7)

External citations — patches, advisories, analysis.

scry

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