Symfony 2.3.x before 2.3.35, 2.6.x before 2.6.12, and 2.7.x before 2.7.7 might allow remote attackers to have unspecified impact via a timing attack involving the (1) Symfony/Component/Security/Http/RememberMe/PersistentTokenBasedRememberMeServices or (2) Symfony/Component/Security/Http/Firewall/DigestAuthenticationListener class in the Symfony Security Component, or (3) legacy CSRF implementation from the Symfony/Component/Form/Extension/Csrf/CsrfProvider/DefaultCsrfProvider class in the Symfony Form component
Published Dec 7, 2015
7.5
HIGHCVSS 2.0
EPSS 2.54%
Description
Symfony 2.3.x before 2.3.35, 2.6.x before 2.6.12, and 2.7.x before 2.7.7 might allow remote attackers to have unspecified impact via a timing attack involving the (1) Symfony/Component/Security/Http/RememberMe/PersistentTokenBasedRememberMeServices or (2) Symfony/Component/Security/Http/Firewall/DigestAuthenticationListener class in the Symfony Security Component, or (3) legacy CSRF implementation from the Symfony/Component/Form/Extension/Csrf/CsrfProvider/DefaultCsrfProvider class in the Symfony Form component.
Affected products
No data.
- 2.3.0
- 2.3.1
- 2.3.2
- 2.3.3
- 2.3.4
- 2.3.5
- 2.3.6
- 2.3.7
- 2.3.8
- 2.3.9
- 2.3.10
- 2.3.11
- 2.3.12
- 2.3.13
- 2.3.14
- 2.3.15
- 2.3.16
- 2.3.17
- 2.3.18
- 2.3.19
- 2.3.20
- 2.3.21
- 2.3.22
- 2.3.23
- 2.3.24
- 2.3.25
- 2.3.26
- 2.3.27
- 2.3.28
- 2.3.29
- 2.3.30
- 2.3.31
- 2.3.32
- 2.3.33
- 2.3.34
- 2.6.0
- 2.6.1
- 2.6.2
- 2.6.3
- 2.6.4
- 2.6.5
- 2.6.6
- 2.6.7
- 2.6.8
- 2.6.9
- 2.6.10
- 2.6.11
- 2.7.0
- 2.7.1
- 2.7.2
- 2.7.3
- 2.7.4
- 2.7.5
- 2.7.6
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:P/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 2.54% (0.02545) | 84.46th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.54% (0.02545) | 82.90th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.88% (0.00879) | 73.72th | v4 (v2025.03.14) |
| Dec 12, 2024 | 1.06% (0.01060) | 84.78th | v3 (v2023.03.01) |
| Apr 10, 2024 | 1.06% (0.01060) | 83.88th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.06% (0.01060) | 81.86th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.21% (0.01213) | 66.61th | v2 (v2022.01.01) |
| Feb 17, 2023 | 1.21% (0.01213) | 66.22th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.21% (0.01213) | 64.21th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.21% (0.01213) | 40.54th | v2 (v2022.01.01) |
References (14)
- http://lists.fedoraproject.org/pipermail/package-announce/2015-December/173271.html vendor-advisoryx_refsource_FEDORA
- http://lists.fedoraproject.org/pipermail/package-announce/2015-December/173300.html vendor-advisoryx_refsource_FEDORA
- http://www.debian.org/security/2015/dsa-3402 vendor-advisoryx_refsource_DEBIAN
- http://www.securityfocus.com/bid/77692 vdb-entryx_refsource_BID
- https://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/form/CVE-2015-8125.yaml
- https://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/security-http/CVE-2015-8125.yaml
- https://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/security/CVE-2015-8125.yaml
- https://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/symfony/CVE-2015-8125.yaml
- https://github.com/advisories/GHSA-g97c-jfx6-xvxh Advisory
- https://github.com/symfony/symfony/pull/16630
- https://nvd.nist.gov/vuln/detail/CVE-2015-8125
- https://symfony.com/blog/cve-2015-8125-potential-remote-timing-attack-vulnerability-in-security-remember-me-service x_refsource_CONFIRMPatchVendor Advisory
- https://symfony.com/cve-2015-8125
- https://web.archive.org/web/20200228050051/http://www.securityfocus.com/bid/77692
Change history (0)
No recorded changes yet.