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CVE-2011-4320
The mod_pubsub module (mod_pubsub.erl) in ejabberd 2.1.8 and 3.0.0-alpha-3 allows remote authenticated users to cause a denial of service…
Medium4.0EPSS 2.0%
- Published
- Updated
- Reserved
- Assigned by
- redhat
Description
The mod_pubsub module (mod_pubsub.erl) in ejabberd 2.1.8 and 3.0.0-alpha-3 allows remote authenticated users to cause a denial of service (infinite loop) via a stanza with a publish tag that lacks a node attribute.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium4.0 | AV:N/AC:L/Au:S/C:N/I:N/A:P |
- EPSS (exploitation in 30 days)
- 2.0% · top 19% of all CVEs (2 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.0.
Weakness
Affected products
n/a
- affected n/a
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- HexejabberdGHSA-2h3q-v47h-f4rc (opens in a new tab)
References (6)
- 46915 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- [oss-security] 20111119 CVE request: ejabberd before 2.1.9 (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- 77302 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- https://support.process-one.net/browse/EJAB-1498 (opens in a new tab)x_refsource_CONFIRMx_transferred
- [oss-security] 20111119 Re: CVE request: ejabberd before 2.1.9 (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- http://www.process-one.net/en/ejabberd/release_notes/release_note_ejabberd_2.1.9 (opens in a new tab)x_refsource_CONFIRMx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-2h3q-v47h-f4rc (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Record last updated .