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Fencer Intel
medium 4.2

CVE-2026-41844 json

Spring Framework Open Redirect in Spring MVC and WebFlux

published 5mo ago modified last mo. also GHSA-h3qp-gqrc-q736 , EUVD-2026-35332

cvss
4.2
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.1%
EPSS 0.1% chance of exploitation in 30 days, percentile 3%
public exploits
0
none known

Summary

A Spring MVC or Spring WebFlux application which configures a mapping for "/**" where the view name is not explicitly specified allows an attacker to craft a link resulting in a 302 redirect to an arbitrary external host via the redirect: prefix.

Affected versions: Spring Framework 7.0.0 through 7.0.7; 6.2.0 through 6.2.18; 6.1.0 through 6.1.27; 5.3.0 through 5.3.48.

Patch / fix

  • maven org.springframework:spring-webmvc 6.2.19, 7.0.8
  • maven org.springframework:spring-webflux 6.2.19, 7.0.8
  • Spring Spring Framework 5.3.49, 6.1.28, 6.2.18.1, 7.0.7.1

Is CVE-2026-41844 in your dependencies? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2026-41844 updated cvss 4.2

Spring Framework: Spring Framework: Open Redirect via crafted link

  • Red Hat OpenShift Developer Tools and Services spring-webmvc 6.2.14 Red Hat OpenShift Dev Spaces spring-webmvc 6.2.14
    affected: workaround, no fix available “Fix deferred”

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
5mo ago

Exploit prediction

0.15% chance of exploitation in the next 30 days, higher than 3% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
CNA 3.1 4.2 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N
NVD 3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
GitHub 3.1 4.2 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N

Affected packages

ecosystem package affected fixed in
maven org.springframework:spring-webmvc
>=7.0.0, <7.0.8
>=6.2.0, <6.2.19
>=6.1.0, <=6.1.21
<=5.3.39
7.0.8
6.2.19
maven org.springframework:spring-webflux
>=7.0.0, <7.0.8
>=6.2.0, <6.2.19
>=6.1.0, <=6.1.21
<=5.3.39
7.0.8
6.2.19

Affected products

  • Spring Spring Framework

Classification

Weakness
  • CWE-601 URL Redirection to Untrusted Site
Technology feeds

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.