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01 Record

CVE-2020-26118

In SmartBear Collaborator Server through 13.3.13302, use of the Google Web Toolkit (GWT) API introduces a post-authentication Java deserialization vulnerability. The application's UpdateMemento class

HighPUBLISHEDCNA: mitre
CNA base score8.8 CVSS v3.xCVSS:3.1/AC:L/AV:N/A:H/C:H/I:H/PR:L/S:U/UI:N
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02 Description

In SmartBear Collaborator Server through 13.3.13302, use of the Google Web Toolkit (GWT) API introduces a post-authentication Java deserialization vulnerability. The application's UpdateMemento class

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
3.80% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 89.7% of scored records. A rank, not a probability.
NVD base score
8.8 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2021-01-11 14:53Z5 YR AGO
Last updated
2024-08-04 15:49Z2 YR AGO
Reserved
2020-09-27
Assigning CNA
mitre
Record state
PUBLISHED
Severity
High (CVSS 8.8)
CNA CVSS vector
CVSS:3.1/AC:L/AV:N/A:H/C:H/I:H/PR:L/S:U/UI:N
Weaknesses
  • CWE-502Deserialization of Untrusted DataBase
Data version
5.1
Document digest
5b29c027ce9e2ee1b36609f2e80ab30f80a130d2da0fdc070fe84c7909e0fdaa

05 Affected products

VendorProductVersionsPlatforms
smartbearcollaboratorNot specified—

06 References