Vulnerability-Lookup

GHSA-8JC8-88RJ-R6WW

Vulnerability from github – Published: 2026-10-26 18:32 – Updated: 2026-10-26 18:32

Details

UNSUPPORTED WHEN ASSIGNED Unbounded allocation in XML parsing in Apache Vysper; all versions, may lead to an out of memory condition.

This issue affects all versions of Apache Vysper. Apache Vysper is an XMPP (Jabber) server library.

As this project is retired, we do not plan to release a version that fixes this issue. Users are recommended to find an alternative.

Severity

7.5 (High)


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

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JSON

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{
  "affected": [],
  "aliases": [
    "CVE-2026-115721"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-10-26T16:17:17Z",
    "severity": "HIGH"
  },
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  "id": "GHSA-8jc8-88rj-r6ww",
  "modified": "2026-10-26T18:32:57Z",
  "published": "2026-10-26T18:32:57Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-115721"
    },
    {
      "type": "WEB",
      "url": "https://lists.apache.org/thread.html/d0bx15hjcs69gktk9tt25vgvk121c9vm"
    },
    {
      "type": "WEB",
      "url": "https://mina.apache.org/vysper-project"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2026/10/23/20"
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      "type": "CVSS_V3"
    }
  ]
}

CVE-2026-115721 (GCVE-0-2026-115721)

Vulnerability from cvelistv5 – Published: 2026-10-26 15:01 – Updated: 2026-10-26 15:01 Unsupported When Assigned

Title

Apache Vysper: Unbounded allocation

Summary

**UNSUPPORTED WHEN ASSIGNED** Unbounded allocation in XML parsing in Apache Vysper; all versions, may lead to an out of memory condition. This issue affects all versions of Apache Vysper. Apache Vysper is an XMPP (Jabber) server library. As this project is retired, we do not plan to release a version that fixes this issue. Users are recommended to find an alternative.

Severity

7.5 (High)


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

CWE

cwe-770

Assigner

apache CNA under the mitre root

CNA scorecard B 76/100 over 1078 records in the last 180 days details

References

3 references

URL	Tags
https://mina.apache.org/vysper-project/
https://lists.apache.org/thread.html/d0bx15hjcs69…	vendor-advisory
http://www.openwall.com/lists/oss-security/2026/1…

Impacted products

1 product

Vendor	Product	Version
Apache Software Foundation	Apache Vysper	Affected: 0 , ≤ * (maven)

Credits

Gjoko Krstic (Zero Science Lab)

Show details on NVD website

JSON

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Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Vulnerability timeline

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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

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