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CVE-2013-4390

17
FAUCET Score

CVE-2013-4390 is an open redirect vulnerability in the AbstractAuthenticationFormServlet within the Apache Sling Auth Core bundle prior to version 1.1.4. This flaw allows remote attackers to redirect users to arbitrary external websites through a crafted 'resource' parameter, facilitating phishing attacks. Rated with a CVSS score of 5.8 (medium), it requires medium attack complexity and could lead to partial confidentiality and integrity compromise. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
All Versions ImpactedCPE matchmatch criteria
cpe:2.3:a:apache:sling:*:*:*:*:*:*:*:*
<= 1.1.2CPE matchmatch criteria
cpe:2.3:a:apache:sling_auth_core_component:*:*:*:*:*:*:*:*
1.0.2CPE matchmatch criteria
cpe:2.3:a:apache:sling_auth_core_component:1.0.2:*:*:*:*:*:*:*
1.0.4CPE matchmatch criteria
cpe:2.3:a:apache:sling_auth_core_component:1.0.4:*:*:*:*:*:*:*
1.0.6CPE matchmatch criteria
cpe:2.3:a:apache:sling_auth_core_component:1.0.6:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.8MEDIUM

AV:N/AC:M/Au:N/C:P/I:P/A:N

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
NONE
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
4.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
3.06%
Probability of exploitation in next 30 days
EPSS Percentile
86.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0306 is in the 79th percentile among its peer group of 19,955 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

mavenpatch availablevia ghsa
Product: org.apache.sling:org.apache.sling.auth.coreFixed in: 1.1.4

Vendor Advisories (1)

mavenGHSA-j7f2-cqvq-5jcfmedium

Apache Sling Auth Core bundle vulnerable to Open Redirection

May 17, 2022

References

mail-archives.apache.org / mod_mbox/sling-dev/201310.mbox/%3CCAKkCf4qdFxEW9NXBJoMsrBama8LFNyir%2B61A0Vfzp4njEpeU%3Dw%40mail.gmail.com%3E
Vendor Advisory
secunia.com / advisories/55249
Vendor Advisory
issues.apache.org / jira/browse/SLING-3141
securityfocus.com / bid/63241