CVE-2025-24374 | Twig fixes a security issue where escaping was missing when using null coalesce operator (??)

Twig is a template language for PHP. When using the ?? operator, output escaping was missing for the expression on the left side of the operator. This vulnerability is fixed in 3.19.0.

Published: 2025-01-29 Last update: 2026-04-15 Assigner: [email protected] Source: [email protected]
NVD Status：Deferred，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2025-24374 is rated Low Risk (38.3/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 0.39%). Monitor for updates and reassess as exploit intelligence or EPSS changes.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2025-24374

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-09 0.30% 0.39% +0.09%
2 2026-03-17 0.39% 0.30% -0.09%
3 2026-03-16 — 0.39% —

Full EPSS history (10 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2025-24374

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
4.3 3.1 MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:R)
A real person has to do something—click, install, enable—otherwise it doesn’t land.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:N)
Doesn’t really leak secrets in a meaningful way.
Integrity (I:L)
Attackers could change some data, but it’s limited—not everything goes.
Availability (A:N)
Service keeps running; no real outage angle.
 2.8 1.4 [email protected]

Weakness enumeration for CVE-2025-24374

GitHub Security Advisory for CVE-2025-24374

GHSA-3xg3-cgvq-2xwr · Severity: medium · Ecosystem: composer — Twig security issue where escaping was missing when using null coalesce operator

OS Trackers for CVE-2025-24374

vendor priority summary link
debian not yet assigned CVE-2025-24374 not yet assigned priority: Debian including 1 source packages (php-twig), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 3, open 2. https://security-tracker.debian.org/tracker/CVE-2025-24374
ubuntu low CVE-2025-24374 low priority: Ubuntu including 2 source packages (php-twig, twig), 16 status rows across 9 suites (bionic, focal, jammy, noble, oracular, plucky, questing, upstream, xenial): DNE 6, not-affected 6, needs-triage 3, released 1. https://ubuntu.com/security/CVE-2025-24374

Affected software / configurations for CVE-2025-24374

Vendor Product Version Raw CPE
No affected products in dataset.

References for CVE-2025-24374

cvelogic Threat Intelligence