CVE-2026-35460: Papra is a minimalistic document management and archiving platform

Q: How do I fix CVE-2026-35460?

papra: upgrade to 26.4.0. Exact commands for each OS are on this page.

Q: Is CVE-2026-35460 being exploited?

CVE-2026-35460 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-35460 affect?

CVE-2026-35460 affects papra. Severity is medium (CVSS 4.3). Papra is a minimalistic document management and archiving platform. Prior to 26.4.0, transactional email templates in Papra interpolate user.name directly into HTML without escaping or sanitization. An attacker who registers with a display

Q: How urgent is CVE-2026-35460?

Priority 22/100. Public exploit reference

Routine

MEDIUM 4.3UPGRADE

CVE-2026-35460 is a medium-severity flaw (CVSS 4.3) affecting papra. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Papra is a minimalistic document management and archiving platform. Prior to 26.4.0, transactional email templates in Papra interpolate user.name directly into HTML without escaping or sanitization. An attacker who registers with a display name containing HTML tags will have those tags injected into the verification and password reset email bodies. Since emails are sent from the legitimate domain (e.g: auth@mail.papra.app), this enables convincin

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	4.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.2% (top 91%)
CISA exploited list	No
Weakness	CWE-79, CWE-80
Published	2026-04-07
Last modified	2026-06-17

Publisher (CNA): GitHub, Inc. · Vendor: papra

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-04-07 15:17 UTCPublished CVE record published
2026-06-17 10:40 UTCUpdated Record last modified

papra papra UPGRADE

Affected: < 26.4.0

Fixed in: 26.4.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy papra || rpm -q papra || papra --version

2. UPGRADE to 26.4.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade papra

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade papra

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-35460?

papra: upgrade to 26.4.0. Exact commands for each OS are on this page.

Is CVE-2026-35460 being exploited?

CVE-2026-35460 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-35460 affect?

CVE-2026-35460 affects papra. Severity is medium (CVSS 4.3). Papra is a minimalistic document management and archiving platform. Prior to 26.4.0, transactional email templates in Papra interpolate user.name directly into HTML without escaping or sanitization. An attacker who registers with a display

How urgent is CVE-2026-35460?

Priority 22/100. Public exploit reference

Related CVEs

CVE-2026-35462 MEDIUM 4.3 UPGRADE Papra is a minimalistic document management and archiving platform
CVE-2026-35461 MEDIUM 5.0 UPGRADE Papra is a minimalistic document management and archiving platform

References

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