CVE-2022-38339 — Safe Software FME Server v2021

Safe Software FME Server v2021.2.5, v2022.0.0.2 and below contains a cross-site scripting (XSS) vulnerability which allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the login page.

01What is this vulnerability?

Safe Software FME Server v2021.2.5, v2022.0.0.2 and below contains a cross-site scripting (XSS) vulnerability which allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the login page.

02Affected products

Vendor	Product	Versions
n	a / n/a	n/a

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2022-09-19T00:00:00.000Z
• Last modified: 2024-08-03T10:54:03.501Z

09References

• community.safe.com — https://community.safe.com/s/article/FME-Server-Stored-Cross-Site-Scripting-XSS-…
• www.cycura.com — https://www.cycura.com/blog/safe-software-inc-fme-server-vulnerability-disclosur…