CVE-2026-7299
CVE-2026-7299 is a medium-severity vulnerability in Appsmith with a CVSS 3.x base score of 6.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.
Key facts
- Severity: Medium (CVSS 3.x base score 6.3)
- EPSS exploit prediction: 0% (26th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2026-33936
- Weakness: CWE-79
- Affected product: Appsmith
- Published:
- Last modified:
Description
Appsmith’s SQL query editor’s autocomplete functionality fails to sanitize database object names before rendering them in innerHTML, allowing an authenticated Developer to inject persistent XSS by a malicious table or column names triggering arbitrary code execution in the sessions of other workspace members when they interact with the same datasource.
Frequently asked questions
- What is CVE-2026-7299?
- Appsmith’s SQL query editor’s autocomplete functionality fails to sanitize database object names before rendering them in innerHTML, allowing an authenticated Developer to inject persistent XSS by a malicious table or column names triggering arbitrary code execution in the sessions of other workspace members when they interact with the same datasource.
- How severe is CVE-2026-7299?
- CVE-2026-7299 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity low, and availability none.
- Is CVE-2026-7299 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2026-7299?
- CVE-2026-7299 affects Appsmith. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2026-7299?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2026-7299 have an EU (EUVD) identifier?
- Yes. CVE-2026-7299 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-33936.
- When was CVE-2026-7299 published?
- CVE-2026-7299 was published on 2026-06-02 and last updated on 2026-06-17.
References
- https://github.com/Stuub/Appsmith-1.98-Stored-XSS-Exploit
- https://github.com/appsmithorg/appsmith/commit/99d69180919981ed9bc5484050d809a5bec68acc
- https://github.com/appsmithorg/appsmith/pull/41666
- https://github.com/appsmithorg/appsmith/releases/tag/v2.1
- https://github.com/appsmithorg/appsmith/security/advisories/GHSA-vvxf-f8q9-86gh
- https://www.kb.cert.org/vuls/id/265691
Affected products (1)
- cpe:2.3:a:appsmith:appsmith:*:*:*:*:*:*:*:*
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