CVE-2026-118656
Echo: Open Redirect via Control-Character Prefix Defeating sanitizeURI
02 Description
Echo: Open Redirect via Control-Character Prefix Defeating sanitizeURI
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 0.19% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 9.4% of scored records. A rank, not a probability.
- NVD base score
- 6.1 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- NVD analysis status
- Awaiting Analysis. NVD last modified this record on 2026-10-29.
- 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
- 2026-10-28 20:12Z1 DAY AGO
- Last updated
- 2026-10-29 17:23Z8 HR AGO
- Reserved
- 2026-10-28
- Assigning CNA
- GitHub_M
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 6.1)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- Weaknesses
- CWE-601URL Redirection to Untrusted Site ('Open Redirect')Base
- Data version
- 5.2
- Document digest
- 4473741ed630d809e7f2b0de7ab474d40ff6385262f86f913006be5eaaab0977
05 Affected products
06 References
- github.comhttps://github.com/labstack/echo/security/advisories/GHSA-v753-g4cw-jm48
- github.comhttps://github.com/labstack/echo/commit/b838391e2eade87ae7e5a09d7bb5087bec271ec1
- github.comhttps://github.com/labstack/echo/commit/fc410094b2f3415cf2bf5204082137b205bfd5af
- github.comhttps://github.com/labstack/echo/releases/tag/v4.16.0
- github.comhttps://github.com/labstack/echo/releases/tag/v5.4.0
07 Fixed in
Debian 12
- golang-github-labstack-echo No fix yet
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- golang-github-labstack-echo No fix yet
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- golang-github-labstack-echo No fix yet
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 20.04 LTS
- golang-github-labstack-echo.v2 No fix yet
- golang-github-labstack-echo.v3 No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 22.04 LTS
- golang-github-labstack-echo No fix yet
- golang-github-labstack-echo.v2 No fix yet
- golang-github-labstack-echo.v3 No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 24.04 LTS
- golang-github-labstack-echo No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 26.04 LTS
- golang-github-labstack-echo No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 26.10
- golang-github-labstack-echo No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.