CVE-2023-26513
Apache Sling Resource Merger: Requests to certain paths managed by the Apache Sling Resource Merger can lead to DoS
Excessive Iteration vulnerability in Apache Software Foundation Apache Sling Resource Merger.This issue affects Apache Sling Resource Merger: from 1.2.0 before 1.4.2.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Apache Sling Resource Merger: Requests to certain paths managed by the Apache Sling Resource Merger can lead to DoS
Excessive Iteration vulnerability in Apache Software Foundation Apache Sling Resource Merger.This issue affects Apache Sling Resource Merger: from 1.2.0 before 1.4.2.
- Record
CVE-2023-26513- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-834
- Updated
- 2026-11-02
EUVDEUVD-2023-1104
Excessive Iteration vulnerability in Apache Software Foundation Apache Sling Resource Merger.This issue affects Apache Sling Resource Merger: from 1.2.0 before 1.4.2.
- Record
EUVD-2023-1104- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-rwrx-x2hw-9h5w
Apache Sling Resource Merger has Excessive Iteration vulnerability
Excessive Iteration vulnerability in Apache Software Foundation Apache Sling Resource Merger. This issue affects Apache Sling Resource Merger: from 1.2.0 before 1.4.2.
- Record
GHSA-rwrx-x2hw-9h5w- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-834
- Updated
- 2026-11-02
NVD
Excessive Iteration vulnerability in Apache Software Foundation Apache Sling Resource Merger.This issue affects Apache Sling Resource Merger: from 1.2.0 before 1.4.2.
- Record
CVE-2023-26513- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-834
- Updated
- 2026-11-02
OSVGHSA-rwrx-x2hw-9h5w
Apache Sling Resource Merger has Excessive Iteration vulnerability
Excessive Iteration vulnerability in Apache Software Foundation Apache Sling Resource Merger. This issue affects Apache Sling Resource Merger: from 1.2.0 before 1.4.2.
- Record
GHSA-rwrx-x2hw-9h5w- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-834
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
org.apache.sling:org.apache.sling.resourcemergerMaven |
1.2.0 up to 1.4.2 | 1.4.2 |
org.apache.sling:org.apache.sling.resourcemergerMaven |
1.2.0 up to 1.4.2, plus listed versions 1.2.101.2.41.2.61.2.81.3.0 Show 6 moreShow less1.3.101.3.21.3.41.3.61.3.81.4.0 |
1.4.2 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-26513 is a high vulnerability (CVSS 7.5) in Apache Sling Resource Merger, published March 20, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.46%, the 73rd percentile. Fixed in org.apache.sling:org.apache.sling.resourcemerger 1.4.2.