EUVD-2026-66172
GHSA-8mpw-m2qc-75vf
Severity by source
AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
AV:N for web delivery, PR:L for required donor account, UI:R for tooltip hover; S:C because stored payload executes in other users' browser contexts.
Primary rating from Vendor (mitre).
CVSS VectorVendor: mitre
Lifecycle Timeline
3DescriptionCVE.org
A Stored XSS vulnerability in the donor avatar mouse-over text feature in GazellePW (GazellePosterWall) commit 86c4bedf727691b5a97af42a4864869d18446449 allows remote authenticated users to inject arbitrary JavaScript via the avatar_mouse_over_text parameter, which is stored and later rendered in avatar tooltip.
AnalysisAI
Stored XSS in GazellePW (GazellePosterWall) commit 86c4bedf allows low-privileged authenticated users to inject arbitrary JavaScript through the avatar_mouse_over_text parameter in the donor feature, with the payload persisting in storage and executing in victims' browsers when they hover over the attacker's avatar tooltip. CVSS 5.4 (Scope: Changed) reflects cross-user impact, meaning the stored payload can target administrators or other members of the tracker platform. …
Unlock full vulnerability intelligence
- Risk assessment & exploitation conditions
- Attack chain visualization
- Remediation with exact patch versions
- Threat intelligence from 22 sources
- Personal watchlist & email alerts
Free forever · No credit card required
Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | The attacker must hold a valid authenticated account with donor-level privileges on the target GazellePW instance to submit the avatar_mouse_over_text parameter. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The CVSS base score of 5.4 (Medium) is broadly accurate but may understate practical risk for GazellePW operators. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | Full exploit scenario with step-by-step reproduction available after sign-in. |
| Remediation | No vendor-released patched version is identified at time of analysis; the vulnerability is pegged to a specific git commit with no corresponding fix tag or release noted in the references. … Detailed patch versions, workarounds, and compensating controls in full report. |
Threat intelligence, references, and detailed analysis are available after sign-in.
Same weakness CWE-79 – Cross-site Scripting (XSS)
View allShare
External POC / Exploit Code
Leaving vuln.today