CVE-2022-4993 · agentprime

HTML::FormHandler versions before 0.410000 for Perl allow attacker selected method dispatch and resource exhaustion because _apply_actions and add_error use error message text built from request data…

CVSS 9.1 CriticalCriticalEPSS 0.0063 · 50th percentile

Critical, because:

CVSS score 9.1: 9.0 or more.

How we decide what’s critical

Published by the CVE Program (CNA: CPANSec) at 13 Aug 2026, 16:27 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
Vendor	Product	Versions
Not given	Not given Package name: HTML-FormHandler https://cpan.org/modules pkg:cpan/HTML-FormHandler	affected before 0.410000 custom Other versions: unaffected

Identifiers

CVE-2022-4993

CNA

CPANSec

Weakness (CWE)

CWE-470 · CWE-1336

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

Score	Rating	CVSS	Vector	Source
9.1	Critical	3.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N	ADP (CISA-ADP)

CISA KEV Not listed.
EPSS 0.0063, the 50th percentile, on 13 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

13 Aug 2026, 17:17 UTC Confirmed by NVD

Sources

References from the CNA

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.