CVE-2023-26513

FAUCET Score

CVE-2023-26513 is an Excessive Iteration vulnerability affecting Apache Sling Resource Merger versions 1.2.0 through 1.4.1. This high-severity vulnerability (CVSS 7.5) allows an unauthenticated attacker to cause a denial of service (availability impact) with low attack complexity over the network. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

Vendor	Product	Version(s)	CPE
		>= 1.2.0, < 1.4.2CPE matchmatch criteria	cpe:2.3:a:apache:sling_resource_merger::::::::

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

Exploitability Score

3.9

Impact Score

3.6

CvssVersion

3.1

Exploit Intelligence

EPSS Score

1.46%

Probability of exploitation in next 30 days

EPSS Percentile

70.9%

Percentile rank of EPSS score among Peer Group

As of 2026-07-27

Model: v2026.06.15

This CVE's current EPSS score of 0.0146 is in the 52nd percentile among its peer group of 51,506 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 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.resourcemergerFixed in: 1.4.2

Vendor Advisories (1)

mavenGHSA-rwrx-x2hw-9h5whigh

Apache Sling Resource Merger has Excessive Iteration vulnerability

Mar 20, 2023

References

lists.apache.org / thread/xpcpo1y88ldss5hgmvogsf6h3735l5zb

Mailing ListVendor Advisory