CVE-2023-25344 — An issue was discovered in swig-templates thru 2

An issue was discovered in swig-templates thru 2.0.4 and swig thru 1.4.2, allows attackers to execute arbitrary code via crafted Object.prototype anonymous function.

01What is this vulnerability?

An issue was discovered in swig-templates thru 2.0.4 and swig thru 1.4.2, allows attackers to execute arbitrary code via crafted Object.prototype anonymous function.

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

Open the Sigma generator with a pre-filled prompt for this CVE to draft a starting detection in your stack of choice:

Open in Sigma generator →

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: 2023-03-15T00:00:00.000Z
• Last modified: 2025-02-27T14:28:30.658Z

09References

• github.com — https://github.com/node-swig/swig-templates/issues/89
• www.gem-love.com — https://www.gem-love.com/2023/02/01/Swig%E6%A8%A1%E6%9D%BF%E5%BC%95%E6%93%8E0day…