CVE-2016-7980

high

Published 2017-01-18 · Modified 2026-05-13

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CVSS v3

8.8

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CVSS v4 NEW

—

not yet in upstream

VIR risk

9.8

Description

Cross-site request forgery (CSRF) vulnerability in ecrire/exec/valider_xml.php in SPIP 3.1.2 and earlier allows remote attackers to hijack the authentication of administrators for requests that execute the XML validator on a local file via a crafted valider_xml request. NOTE: this issue can be combined with CVE-2016-7998 to execute arbitrary PHP code.

Predictions

Exploit likelihood

92%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

Exploits

Public proof-of-concept code below. AS-IS, for defenders and authorised testing only.

Exploit-DB

EDB-40597 webapps php verified

Sysdream · 2016-10-20

SPIP 3.1.2 - Cross-Site Request Forgery

Source code queued for fetch — refresh in a moment.

OS impact

Debian Fixed 4 releases

Version	Status	Fixed in
trixie	Fixed	`3.1.3-1`
sid	Fixed	`3.1.3-1`
forky	Fixed	`3.1.3-1`
bullseye	Fixed	`3.1.3-1`

Application impact

Vendor	Product	Versions	Fixed
spip	spip	`{"endIncluding":"3.1.2"}`

References

CWEs

CWE-352

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.