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Fencer Vulns
critical 9.8

CVE-2019-10913 json

Invalid HTTP method overrides allow possible XSS or other attacks in Symfony

published 2019-05-16 7 y ago modified 2026-06-17 4 mo ago also GHSA-x92h-wmg2-6hp7 , EUVD-2019-0806

cvss
9.8
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.9%
EPSS 1.9% chance of exploitation in 30 days, percentile 79%
public exploits
0
none known

Summary

In Symfony before 2.7.51, 2.8.x before 2.8.50, 3.x before 3.4.26, 4.x before 4.1.12, and 4.2.x before 4.2.7, HTTP Methods provided as verbs or using the override header may be treated as trusted input, but they are not validated, possibly causing SQL injection or XSS. This is related to symfony/http-foundation.

Patch / fix

  • packagist symfony/http-foundation 2.7.51, 2.8.50, 3.4.26, 4.1.12, 4.2.7
  • packagist symfony/symfony 2.7.51, 2.8.50, 3.4.26, 4.1.12, 4.2.7
  • sensiolabs symfony 2.7.51, 2.8.50, 3.4.26, 4.1.12, 4.2.7
  • symfony Debian 14, Debian 13, Debian 12 3.4.22+dfsg-2

debian advisories DEBIAN-CVE-2019-10913

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2019-10913 updated

php-symfony: Multiple vulnerabilities fixed in symfony 2.8.7

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

1.87% chance of exploitation in the next 30 days, higher than 79% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.0 9.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P
GitHub 3.0 9.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected packages

ecosystem package affected fixed in
packagist symfony/http-foundation
>=2.7.0, <2.7.51
>=2.8.0, <2.8.50
>=3.0.0, <3.4.26
>=4.0.0, <4.1.12
>=4.2.0, <4.2.7
2.7.51
2.8.50
3.4.26
4.1.12
4.2.7
packagist symfony/symfony
>=2.7.0, <2.7.51
>=2.8.0, <2.8.50
>=3.0.0, <3.4.26
>=4.0.0, <4.1.12
>=4.2.0, <4.2.7
2.7.51
2.8.50
3.4.26
4.1.12
4.2.7

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation
  • CWE-89 Improper Neutralization of Special Elements used in an SQL Command

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.