CVE-2025-69725: cloudflared URL Redirection to Untrusted Site
Vulnerability summary
CVE-2025-69725 is a medium (CVSS 4.7) URL Redirection to Untrusted Site vulnerability in cloudflared. EPSS estimates a 0.26% chance of exploitation in the next 30 days, higher than 17.5% of scored vulnerabilities.
Not severe (CVSS 4.7, network access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 3 · Related 4Timeline
- 19-02-2026PublishedVulnerability first disclosed.
- 05-07-2026Last modifiedVulnerability information updated.
Description
An Open Redirect vulnerability in the go-chi/chi >=5.2.2 RedirectSlashes function allows remote attackers to redirect victim users to malicious websites using the legitimate website domain.
CVSS metrics
7 scores · 7 sources · 1 version- OSV · UbuntuEcosystem advisory · calculated4.7MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N
- OSV · DebianEcosystem advisory · calculated4.7MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N
- OSV · WolfiEcosystem advisory · calculated4.7MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N
- OSV · GoEcosystem advisory · calculated4.7MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N
- OSV · ChainguardEcosystem advisory · calculated4.7MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N
- NVDNIST4.7MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N
EPSS trend
Probability
0.26%
Chance of exploitation in the next 30 days
Percentile
18%
Versus all other CVEs
30-day change
Increase +0.03 pp
From 0.22% on 04-10-2026
Known exploited
Compare KEV catalogsNot in the CISA KEV catalog.
Not in the ENISA CNW catalog.
Not in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Known conditions: network-reachable, no authentication, user interaction (CVSS vector). Other conditions: not stated in public data.
Chainguard71 products
- aws-lambda-runtime-interface-emulator< 1.35-r2
- aws-lambda-runtime-interface-emulator-fips< 1.35-r4 | < 1.35-r3
- cloudbeat-8.17< 8.17.10-r27
- cloudbeat-9.0< 9.0.8-r30
- cloudbeat-9.1All versions (No fix recorded)
Wolfi7 products
- cloudflaredAll versions (No fix recorded)
- cortexAll versions (No fix recorded)
- custom-pod-autoscaler< 2.12.2-r12
- dapr-daprd-1.16All versions (No fix recorded)
- dapr-daprd-1.17All versions (No fix recorded)
Github.com/go-chi/chi4 products
- v2All versions (No fix recorded)
- v3All versions (No fix recorded)
- v4All versions (No fix recorded)
- v5≥ 5.2.2, < 5.2.4
Debian1 product
- golang-github-go-chi-chi< 5.2.5-1
Github.com/go-chi1 product
- chiAll versions (No fix recorded)
Opensuse1 product
- warewulf4&distro=openSUSE Tumbleweed< 4.6.5-2.1
Ubuntu1 product
- golang-github-go-chi-chiAll versions (No fix recorded)
7 vendors · 86 products
References
10 links- github.com/go-chi/chiPACKAGE