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CVE-2026-118087VulnerabilityPublished

Gemini Labs Site · Cross-site Scripting

Source GCVE Database

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Authoritative record:CVE-2026-118087· Medium 6.5

Not known to be exploited · CVSS 6.5 Medium : upgrade to 8.3.6 when convenient.

Data as of 29 Oct 2026, 17:07 UTC

CVSS 3.1 base score
6.5Medium
How severe the flaw is on the 0–10 CVSS scale.

Thin evidence

One scorer or none
CVSS scores by source
CNA (Patchstack)CVSS 3.16.5
Patch
Available – fixed in 8.3.6
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 29 Oct 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 29 Oct 2026.

What to do

Upgrade Site Reviews to 8.3.6.

Affected software

ProductAffectedFixed in
Site Reviewssite-reviewsAffected
  • <8.3.6
Fixed in
  • 8.3.6

AI-suggested

Since the vulnerability affects versions up to 8.3.5, upgrading to a fixed version if available is recommended once the vendor releases a patch. Until then, apply input validation and output encoding as temporary mitigations to reduce risk. Monitor vendor advisories for official fixes.

Description

A stored cross-site scripting (XSS) vulnerability exists in Gemini Labs Site Reviews up to version 8.3.5. This vulnerability allows improper neutralization of input during web page generation, potentially enabling attackers with low privileges to execute malicious scripts in the context of other users. The vulnerability has a CVSS score of 6.5, indicating a medium severity level.

References

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