CVE-2020-8826: argoproj argo_cd Session Fixation
CVSS: 7.5v3.1HighModified
Published 08-04-2020Last modified 04-08-2024
Vulnerability summary
CVE-2020-8826 is a high (CVSS 7.5) Session Fixation vulnerability in argoproj argo_cd. EPSS estimates a 1.71% chance of exploitation in the next 30 days, higher than 77% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
7.5/10
010
High · v3.1 (NVD)EPSS score
1.71%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference
Timeline
- 08-04-2020PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
As of v1.5.0, the Argo web interface authentication system issued immutable tokens. Authentication tokens, once issued, were usable forever without expiration—there was no refresh or forced re-authentication.
CVSS metrics
2 scores · 1 source · 2 versionsHigh 7.5Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:NSourcesSingle source
Medium 5.0Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:P/I:N/A:NSourcesSingle source
EPSS trend
Probability
1.71%
Chance of exploitation in the next 30 days
Percentile
77%
Versus all other CVEs
30-day change
0.00 pp
From 1.71% on 19-09-2026
19-09-202619-10-2026
EPSS score1.71%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (soluble.ai)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Argoproj1 product
- argo_cd≤ 1.5.0
1 vendor · 1 product