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GHSA-HMR2-99JM-8X45

Vulnerability from github – Published: 2026-06-09 09:32 – Updated: 2026-06-09 18:30

Details

Improper Neutralization of Alternate XSS Syntax vulnerability in Apache Answer.

This issue affects Apache Answer: through 2.0.0.

AI-generated response content was rendered in the browser without proper sanitization, allowing malicious scripts to be executed when the content was viewed. Users are recommended to upgrade to version 2.0.1, which fixes the issue.

Severity

6.1 (Medium)


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

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JSON

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  "affected": [],
  "aliases": [
    "CVE-2026-25688"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-87"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-06-09T09:16:28Z",
    "severity": "MODERATE"
  },
  "details": "Improper Neutralization of Alternate XSS Syntax vulnerability in Apache Answer.\n\nThis issue affects Apache Answer: through 2.0.0.\n\nAI-generated response content was rendered in the browser without proper sanitization, allowing malicious scripts to be executed when the content was viewed.\nUsers are recommended to upgrade to version 2.0.1, which fixes the issue.",
  "id": "GHSA-hmr2-99jm-8x45",
  "modified": "2026-06-09T18:30:36Z",
  "published": "2026-06-09T09:32:07Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-25688"
    },
    {
      "type": "WEB",
      "url": "https://lists.apache.org/thread/x42joj43rqb38ms5q60f7bgq3qbo7t5q"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2026/06/09/7"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2026-25688 (GCVE-0-2026-25688)

Vulnerability from cvelistv5 – Published: 2026-06-09 07:32 – Updated: 2026-06-09 14:56

Title

Apache Answer: XSS in AI Answer Rendering

Summary

Improper Neutralization of Alternate XSS Syntax vulnerability in Apache Answer. This issue affects Apache Answer: through 2.0.0. AI-generated response content was rendered in the browser without proper sanitization, allowing malicious scripts to be executed when the content was viewed. Users are recommended to upgrade to version 2.0.1, which fixes the issue.

Severity

6.1 (Medium)


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

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator (v2.0.3)

CWE

CWE-87 - Improper Neutralization of Alternate XSS Syntax

Assigner

apache

References

2 references

URL	Tags
https://lists.apache.org/thread/x42joj43rqb38ms5q…	vendor-advisory
http://www.openwall.com/lists/oss-security/2026/06/09/7

Impacted products

1 product

Vendor	Product	Version
Apache Software Foundation	Apache Answer	Affected: 0 , ≤ 2.0.0 (semver)

Credits

Sho Odagiri

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JSON

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        "title": "CVE Program Container"
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              "baseScore": 6.1,
              "baseSeverity": "MEDIUM",
              "confidentialityImpact": "LOW",
              "integrityImpact": "LOW",
              "privilegesRequired": "NONE",
              "scope": "CHANGED",
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                "timestamp": "2026-06-09T14:56:37.215499Z",
                "version": "2.0.3"
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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.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-HMR2-99JM-8X45

CVE-2026-25688 (GCVE-0-2026-25688)

Tags

Sightings

Nomenclature