CVE-2026-7872: ibm langflow oss Path Traversal
CVSS: 8.1v3.1HighAnalyzed
Published 17-07-2026Last modified 20-07-2026
Vulnerability summary
CVE-2026-7872 is a high (CVSS 8.1) Path Traversal vulnerability in ibm langflow oss. EPSS estimates a 0.62% chance of exploitation in the next 30 days, higher than 49.2% of scored vulnerabilities.
CVSS score
8.1/10
010
High · v3.1 (NVD)EPSS score
0.62%
0%100%
Low · +0.06 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 17-07-2026PublishedVulnerability first disclosed.
- 20-07-2026Last modifiedVulnerability information updated.
Description
IBM Langflow OSS 1.0.0 through 1.10.0 allows an authenticated attacker to read arbitrary files including the JWT signing key and forge authentication tokens for any user.
CVSS metrics
2 scores · 2 sources · 1 versionHigh 8.1Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:NSources2 sources · 7.5–8.1
- CVE.orgCNA7.5HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:NDiffers
EPSS trend
Probability
0.62%
Chance of exploitation in the next 30 days
Percentile
49%
Versus all other CVEs
30-day change
+0.06 pp
From 0.57% on 21-09-2026
21-09-202621-10-2026
EPSS score0.62%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Ibm1 product
- langflow oss≥ 1.0.0, ≤ 1.10.0
Langflow1 product
- langflow≥ 1.0.0, < 1.10.1
2 vendors · 2 products