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Fencer Intel
medium 4.7

CVE-2013-4390 json

Apache Sling Auth Core bundle vulnerable to Open Redirection

published 13y ago modified 4mo ago also EUVD-2022-4301 , GHSA-j7f2-cqvq-5jcf

cvss
4.7
version 3.1, GitHub
cisa kev
Not listed
not in CISA's catalog
epss
3.1%
EPSS 3.1% chance of exploitation in 30 days, percentile 87%
public exploits
0
none known

Summary

Open redirect vulnerability in the AbstractAuthenticationFormServlet in the Auth Core (org.apache.sling.auth.core) bundle before 1.1.4 in Apache Sling allows remote attackers to redirect users to arbitrary web sites and conduct phishing attacks via a URL in the resource parameter, related to "a custom login form and XSS."

Patch / fix

  • maven org.apache.sling:org.apache.sling.auth.core 1.1.4
  • apache org.apache.sling.auth.core 1.1.4
  • apache sling_auth_core_component 1.1.4
  • org.apache.sling org.apache.sling.auth.core 1.1.4

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Exploit prediction

3.06% chance of exploitation in the next 30 days, higher than 87% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
GitHub 3.1 4.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N
NVD 2.0 5.8 AV:N/AC:M/Au:N/C:P/I:P/A:N

Affected packages

ecosystem package affected fixed in
maven org.apache.sling:org.apache.sling.auth.core
<1.1.4
1.1.4

Classification

Weakness
  • CWE-601 URL Redirection to Untrusted Site
  • CWE-20 Improper Input Validation

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.

CPEs and fixed versions use Anchore's correction of NVD's data: Fix broad CPEs.